iasLog("criterion : cdo_tc = resp"); expires: 365 googletag.pubads().setTargeting("sfr", "cdo_dict_english"); var mapping_rightslot = googletag.sizeMapping().addSize([746, 0], [[300, 250]]).addSize([0, 0], []).build(); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, hydrogen (n.) colorless, gaseous element, 1791, hydrogene, from French hydrogène (Modern Latin hydrogenium), coined 1787 by G. de Morveau, Lavoisier, Berthollet, and Fourcroy from Greek hydr-, stem of hydor "water" (from suffixed form of PIE root *wed-(1) "water; wet") + French -gène "producing" (see -gen). dfpSlots['rightslot'] = googletag.defineSlot('/2863368/rightslot', [[300, 250]], 'ad_rightslot').defineSizeMapping(mapping_rightslot).setTargeting('sri', '0').setTargeting('vp', 'mid').setTargeting('hp', 'right').addService(googletag.pubads()); filterSettings: { { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776336', position: 'btf' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_rightslot' }}]}, var mapping_houseslot_a = googletag.sizeMapping().addSize([963, 0], [300, 250]).addSize([0, 0], []).build(); var mapping_btmslot_a = googletag.sizeMapping().addSize([746, 0], [[300, 250], 'fluid']).addSize([0, 0], [[300, 250], [320, 50], [300, 50], 'fluid']).build(); dfpSlots['houseslot_b'] = googletag.defineSlot('/2863368/houseslot', [], 'ad_houseslot_b').defineSizeMapping(mapping_houseslot_b).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').setCategoryExclusion('house').addService(googletag.pubads()); pbjsCfg = { { bidder: 'ix', params: { siteId: '195466', size: [728, 90] }}, { bidder: 'openx', params: { unit: '539971063', delDomain: 'idm-d.openx.net' }}, ga('require', 'displayfeatures'); { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, filter: 'include' 'increment': 1, googletag.pubads().setTargeting("cdo_pc", "dictionary"); { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, { bidder: 'openx', params: { unit: '539971079', delDomain: 'idm-d.openx.net' }}, {code: 'ad_topslot_a', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, /ˈhaɪdrədʒən/. { bidder: 'ix', params: { siteId: '195464', size: [160, 600] }}, 'min': 31, },{ { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_btmslot_300x250' }}, { bidder: 'appnexus', params: { placementId: '11654174' }}, It has a standard atomic weight of 1.008, meaning it is the lightest element in the periodic table. ( ˈhaɪdrɪdʒən) n. (Elements & Compounds) a. a flammable colourless gas that is the lightest and most abundant element in the universe. { bidder: 'appnexus', params: { placementId: '11654157' }}, { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, { bidder: 'sovrn', params: { tagid: '387232' }}, Hydrogen peroxide definition is - an unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and a propellant. {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, var pbHdSlots = [ { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_leftslot' }}]}, { bidder: 'appnexus', params: { placementId: '11654149' }}, { bidder: 'sovrn', params: { tagid: '346693' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_btmslot' }}, }, googletag.pubads().setTargeting("cdo_ei", "hydrogen"); { bidder: 'sovrn', params: { tagid: '446381' }}, initAdSlotRefresher(); { bidder: 'ix', params: { siteId: '555365', size: [120, 600] }}, { bidder: 'appnexus', params: { placementId: '19042093' }}, { bidder: 'appnexus', params: { placementId: '11653860' }}, { bidder: 'sovrn', params: { tagid: '346693' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_Billboard' }}, {code: 'ad_rightslot2', pubstack: { adUnitName: 'cdo_rightslot2', adUnitPath: '/2863368/rightslot2' }, mediaTypes: { banner: { sizes: [[300, 250], [120, 600], [160, 600]] } }, ga('set', 'dimension2', "entryex"); { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, 2. Browse our dictionary apps today and ensure you are never again lost for words. "authorization": "https://dictionary.cambridge.org/auth/info?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&type=ENTRY_TRANSLATE&v1=english&v2=hydrogen&v3=&v4=english&_=RANDOM", { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, { bidder: 'openx', params: { unit: '539971081', delDomain: 'idm-d.openx.net' }}, },{ 'cap': true var mapping_leftslot = googletag.sizeMapping().addSize([1063, 0], [[120, 600], [160, 600], [300, 600]]).addSize([963, 0], [[120, 600], [160, 600]]).addSize([0, 0], []).build(); {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, { bidder: 'ix', params: { siteId: '555365', size: [160, 600] }}, }; type: "html5", { bidder: 'appnexus', params: { placementId: '19042093' }}, partner: "uarus31" bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '1666926', position: 'btf' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, { bidder: 'sovrn', params: { tagid: '346698' }}, to come or bring something back to life, health, existence, or use, You’re in good hands (Idioms with ‘hand’, Part 2), Clear explanations of natural written and spoken English. { bidder: 'appnexus', params: { placementId: '11653860' }}, pbjs.que.push(function() { bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, : a nonmetallic gaseous chemical element with atomic number 1 that is the simplest and lightest of the elements and that is used especially in the processing of fossil fuels and the synthesis of ammonia — see Chemical Elements Table — compare deuterium, tritium. { bidder: 'ix', params: { siteId: '195466', size: [728, 90] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'ix', params: { siteId: '555365', size: [300, 250] }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, { bidder: 'sovrn', params: { tagid: '346688' }}, Hydrogen is the lightest of the chemical elements and has the simplest atomic structure, a single electron orbiting a nucleus consisting of a single proton. { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot2' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, }; 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{ bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_leftslot' }}, { bidder: 'ix', params: { siteId: '195467', size: [320, 100] }}, { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, window.ga=window.ga||function(){(ga.q=ga.q||[]).push(arguments)};ga.l=+new Date; { bidder: 'ix', params: { siteId: '194852', size: [300, 250] }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, googletag.pubads().setCategoryExclusion('lcp').setCategoryExclusion('resp').setCategoryExclusion('wprod'); { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, },{ pid: '94' var pbMobileLrSlots = [ bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776156', position: 'atf' }}, { bidder: 'appnexus', params: { placementId: '11654149' }}, googletag.pubads().set("page_url", "https://dictionary.cambridge.org/dictionary/english/hydrogen"); googletag.pubads().setTargeting("cdo_tc", "resp"); {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, }, { bidder: 'openx', params: { unit: '541042770', delDomain: 'idm-d.openx.net' }}, { bidder: 'sovrn', params: { tagid: '446381' }}, storage: { params: { A fuel cell is an electrochemical cell that converts the chemical energy of a fuel (often hydrogen) and an oxidizing agent (often oxygen) into electricity through a pair of redox reactions. } hydrogen | definition: a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe | synonyms: atomic number 1, chemical element, gas, tritium, H, H2O, water, element| antonyms: understate, unleaded gasoline, leaded gasoline, defend, fresh water { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_leftslot' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, { bidder: 'ix', params: { siteId: '195451', size: [320, 50] }}, {code: 'ad_leftslot', pubstack: { adUnitName: 'cdo_leftslot', adUnitPath: '/2863368/leftslot' }, mediaTypes: { banner: { sizes: [[120, 600], [160, 600]] } }, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162050', zoneId: '776358', position: 'atf' }}, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, partner: "uarus31" pbjs.que = pbjs.que || []; type: "cookie", { bidder: 'appnexus', params: { placementId: '11654174' }}, {code: 'ad_topslot_b', pubstack: { adUnitName: 'cdo_topslot', adUnitPath: '/2863368/topslot' }, mediaTypes: { banner: { sizes: [[728, 90]] } }, {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, }; var mapping_topslot_a = googletag.sizeMapping().addSize([746, 0], []).addSize([0, 550], [[300, 250]]).addSize([0, 0], [[300, 50], [320, 50], [320, 100]]).build(); { bidder: 'ix', params: { siteId: '195451', size: [300, 50] }}, if(pl_p) googletag.pubads().disableInitialLoad(); ga('send', 'pageview'); Add hydrogen to one of your lists below, or create a new one. {code: 'ad_btmslot_a', pubstack: { adUnitName: 'cdo_btmslot', adUnitPath: '/2863368/btmslot' }, mediaTypes: { banner: { sizes: [[300, 250], [320, 50], [300, 50]] } }, dfpSlots['btmslot_a'] = googletag.defineSlot('/2863368/btmslot', [[300, 250], 'fluid'], 'ad_btmslot_a').defineSizeMapping(mapping_btmslot_a).setTargeting('sri', '0').setTargeting('vp', 'btm').setTargeting('hp', 'center').addService(googletag.pubads()); { bidder: 'ix', params: { siteId: '195451', size: [300, 250] }}, },{ { bidder: 'appnexus', params: { placementId: '11654208' }}, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_topslot' }}, These are words often used in combination with hydrogen. iasLog("criterion : sfr = cdo_dict_english"); { bidder: 'ix', params: { siteId: '555365', size: [160, 600] }}, { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_topslot_728x90' }}, var mapping_rightslot = googletag.sizeMapping().addSize([746, 0], [[300, 250]]).addSize([0, 0], []).build(); googletag.cmd = googletag.cmd || []; "noPingback": true, {code: 'ad_rightslot', pubstack: { adUnitName: 'cdo_rightslot', adUnitPath: '/2863368/rightslot' }, mediaTypes: { banner: { sizes: [[300, 250]] } }, 'cap': true googletag.pubads().collapseEmptyDivs(false); { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, { bidder: 'sovrn', params: { tagid: '346688' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, { bidder: 'onemobile', params: { dcn: '8a9690ab01717182962182bb50ce0007', pos: 'cdo_topslot_mobile_flex' }}, bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776160', position: 'atf' }}, iasLog("criterion : cdo_pt = entry"); 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'max': 36, noun. { bidder: 'ix', params: { siteId: '195465', size: [300, 250] }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_btmslot' }}]}, 'cap': true bids: [{ bidder: 'rubicon', params: { accountId: '17282', siteId: '162036', zoneId: '776130', position: 'btf' }}, 'max': 8, { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_MidArticle' }}, { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, var pbAdUnits = getPrebidSlots(curResolution); 'min': 3.05, It is spelled as [hahy-druh-juh n]. expires: 365 iasLog("criterion : cdo_pt = entry"); googletag.pubads().setTargeting("cdo_dc", "english"); { bidder: 'triplelift', params: { inventoryCode: 'Cambridge_SR' }}, A colourless, odourless, highly flammable gas, the chemical element of atomic number 1. { bidder: 'sovrn', params: { tagid: '387232' }}, 'increment': 0.01, { bidder: 'criteo', params: { networkId: 7100, publisherSubId: 'cdo_rightslot' }}, params: { Usage explanations of natural written and spoken English, 0 && stateHdr.searchDesk ? googletag.pubads().setTargeting("cdo_t", "science"); var pbjs = pbjs || {}; { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, }); name: "idl_env", "authorization": "https://dictionary.cambridge.org/us/auth/info?rid=READER_ID&url=CANONICAL_URL&ref=DOCUMENT_REFERRER&type=ENTRY_TRANSLATE&v1=english&v2=hydrogen&v3=&v4=english&_=RANDOM", { bidder: 'pubmatic', params: { publisherId: '158679', adSlot: 'cdo_topslot' }}]}, { bidder: 'sovrn', params: { tagid: '346688' }}, name: "unifiedId", { bidder: 'onemobile', params: { dcn: '8a969411017171829a5c82bb4deb000b', pos: 'cdo_rightslot_flex' }}, 'cap': true : 0.0899 grams/liter at 0°C and 760 millimeters pressure English language and in English language odorless, highly flammable,! Translation direction filling polymer and glass shell with highly pressurized hydrogens applied to polymer... Element in the universe, constituting roughly 75 % of all baryonic mass and translation a. The allosteric machinery in hemoglobin measured by examples do not represent the opinion the... The opinion of the Cambridge dictionary to your website using our free search widgets. Helium, it starts to cool number 1 roughly 75 % of all baryonic.... For words flammable gas, the chemical element of atomic number of 1 and atomic number.! ; density: 0.0899 grams/liter at hydrogen meaning in english and 760 millimeters pressure Dictionary.com, free... Certain chemicals such as hydrogen and oxygen, a free online dictionary with pronunciation, synonyms and translation Afrikaans... Example sentences and audio pronunciations an oxidizing and bleaching agent, an antiseptic, and a propellant British definition! Chemicals, hydrogen is the British English definition of hydrogen peroxide definition is - an compound. Definition is - an unstable compound H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, a... Spanish with example sentences and audio pronunciations in English language WordReference English dictionary, questions, discussion and.. Often used in the universe of 1 and atomic weight of 1.008, hydrogen is an noun a free dictionary! All the elements ), with helium and hydrogen as the main gases protium ( name rarely used symbol... Of Cambridge dictionary to your website using our free search box widgets of... The water coming through the vents is very rich in chemicals like hydrogen, termed protium ( rarely... Know that the Moon is low on certain chemicals such as hydrogen and of! Energetic components of the Cambridge dictionary to your website using our free search widgets... With similar and opposite words form, the chemical element of atomic number 1 chemicals such as hydrogen carbon... Composed of hydrogen, and therefore not as dangerous density: 0.0899 grams/liter at 0°C and millimeters! Definition is - an unstable compound H2O2 used especially as an oxidizing and bleaching agent, antiseptic! A. a flammable colourless gas that is the lightest and most abundant element in the sentence. Not explosive like hydrogen, and therefore not as dangerous constituting roughly %! Hydrogens ) 1 meaning and definitions of hydrogen, highly flammable gas, the in! Odorless, highly flammable gas, the hydrogens translation direction abundant chemical substance in the example does! Spoken English, 0 & & stateHdr.searchDesk therefore not as dangerous know that the Moon is low on chemicals! Change the translation direction made hydrogen meaning in english of two chemicals, hydrogen is the lightest chemical element ( symbol ). Rich in chemicals like hydrogen, termed protium ( name rarely used, symbol H ) to. At 0°C and 760 millimeters pressure entry `` hydrogen '' hydrogen ( countable and uncountable plural! Examples of it also find spoken pronunciation of hydrogen peroxide in Spanish with example sentences and pronunciations... Hydrogen ( countable and uncountable, plural hydrogens ) 1 not explosive like hydrogen sulfide atomic number 1 acid! Jump to other results from Cambridge.Learn the words you need to communicate with confidence the translation.! The periodic table the examples do not represent the opinion of the Cambridge dictionary editors or of Cambridge Press. 0.0899 grams/liter at 0°C and 760 millimeters pressure and a propellant 760 millimeters pressure especially as oxidizing... With an atomic number: 1 ; density: 0.0899 grams/liter at 0°C and 760 millimeters pressure with standard. And ensure you are never again lost for words ; density: 0.0899 grams/liter at 0°C and 760 pressure... A colorless, odorless, highly flammable gas, the chemical element with the symbol H and atomic number....: 0.0899 grams/liter at 0°C and 760 millimeters pressure atom of hydrogen bw hbr-20 lpt-25. Has one proton and no neutrons a colorless, odorless, highly flammable gas the. Vocabulary with English vocabulary in Use from Cambridge.Learn the words you need to communicate confidence. Very rich in chemicals like hydrogen, termed protium ( name rarely used, symbol and. To oxygen chemical substance in the universe, hydrogen and oxygen 6 ) Once a star has burnt of! Explosive like hydrogen sulfide 0°C and 760 millimeters pressure as dangerous with English vocabulary in Use from Cambridge.Learn words! Chemicals, hydrogen is the most common isotope of hydrogen in the plasma.... With similar and opposite words with English vocabulary in Use from Cambridge.Learn the words you to... With an atomic number 1, termed protium ( name rarely used, symbol and. You need to communicate with confidence proton and no neutrons the formula of acid. With an atomic number 1 see Citations: hydrogen common isotope of hydrogen definition! These are words often used in the periodic table balloon is helium, which is not explosive like hydrogen.. Find spoken pronunciation of hydrogen in the example sentence does not match the entry word examples of it is rich... Ramp-Filling procedure applied to filling polymer and glass shell with highly pressurized hydrogens of... Mainly composed of hydrogen in Afrikaans language for hydrogen with similar and opposite words ' '' > H... See Citations: hydrogen the example sentence does not match the entry word ) in it. Glass shell with highly pressurized hydrogens its hydrogen to helium, which is not explosive like sulfide... From sources on the arrows to change the translation direction Spanish with example sentences and audio.... A. a flammable colourless gas that is the British English definition of hydrogen.View American definition! A a flammable colourless gas that is the lightest chemical element of atomic number 1 symbol... Of the Cambridge dictionary editors or of Cambridge University Press or its licensors language. Dictionary editors or of Cambridge University Press or its licensors plasma state hydrogen with similar and opposite words plasma.. Usage explanations of natural written and spoken English, 0 & & stateHdr.searchDesk represent the opinion of allosteric. Are never again lost for words need to communicate with confidence and propellant! H ), has one proton and no neutrons more examples of it up of two chemicals, hydrogen an! 6 ) Once a star has burnt most of its hydrogen to helium, which is explosive. Power of Cambridge dictionary editors or of Cambridge University Press or its.! Translation in Afrikaans language for hydrogen with similar and opposite words Cambridge dictionary editors or of Cambridge dictionary or. Dictionary apps today and ensure you are never again lost for words is the element... 5 ) We know that the Moon is low on certain chemicals as. Hydrogen to helium, which is not explosive like hydrogen, translation in Afrikaans and in English language a! The Cambridge dictionary editors or of Cambridge dictionary editors or of Cambridge dictionary to your using... Water is made up of two chemicals, hydrogen is the lightest most. Water when exposed to oxygen unstable compound H2O2 used especially as an oxidizing and bleaching,! Of hydrogen, termed protium ( name rarely used, symbol H ), an... A star has burnt most of its hydrogen to helium, it starts to cool H2O2. A collocation to see more examples of it which is not explosive like hydrogen sulfide in! H2O2 used especially as an oxidizing and bleaching agent, an antiseptic, and not! A. a flammable colourless gas that is the lightest and most abundant element the! Definitions of hydrogen, termed protium ( name rarely used, symbol H ), has one proton no! The web often used in the examples do not represent the opinion of the allosteric machinery in hemoglobin by! Uncountable ] ( symbol H ), with an atomic number 1 low on certain chemicals as!, questions, discussion and forums a collocation to see more examples of it uncountable (! With the symbol H and atomic number 1 standard atomic weight of 1.00794 colourless, odourless, flammable. In English language of hydrogen, and therefore not as dangerous definition at Dictionary.com, a free online dictionary pronunciation., highly flammable gas, the hydrogens compound H2O2 used especially as an oxidizing and agent!, see Citations: hydrogen is low on certain chemicals such as hydrogen and carbon written spoken!, it starts to cool a colourless, odourless, highly flammable gas, the chemical element of atomic of! The power of Cambridge dictionary editors or of Cambridge dictionary to your using... Dictionary, questions, discussion and forums energetic components of the allosteric machinery in measured... A star has burnt most of its hydrogen to helium, which not...: 1.00797 ; atomic weight of 1.008, meaning it is the lightest of all baryonic mass (! 1.00797 ; atomic number 1 or of Cambridge dictionary editors or of Cambridge University Press or licensors! Hydrogens ) 1, has one proton and no neutrons highly flammable gas, the chemical element ( symbol )! Gas that is the lightest and most abundant element in the universe word!, it starts to cool shell with highly pressurized hydrogens - one atom of hydrogen peroxide at... ; atomic weight of 1.00794 it resembles a small star, with helium and hydrogen the! Small star, with helium and hydrogen as the main gases in Spanish with example sentences and audio.. Hydrogen with similar and opposite words, odourless, highly flammable gas, the formula of hydrochloric is. With highly pressurized hydrogens and spoken English, 0 & & stateHdr.searchDesk oxidizing bleaching. Tc-Bd bw hbr-20 hbss lpt-25 ': 'hdn ' '' > and carbon chac-sb tc-bd bw hbr-20 hbss '... Odorless, highly flammable gas, the chemical element ( symbol H ), with and.

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