Question

write 50 examples of gas​

Answer 1

Answer:

Name Formula Boiling pt (°C) Melting pt (°C) Molecular weight CAS No

Helium-3 3He −269.96 na[1] 3 14762-55-1

Helium-4 4He −268.928 na[2] 4 7440-59-7

Hydrogen H2 −252.879 −259.16 2 1333-74-0

Deuterium[3] D2 −249.49 −254.43 4 7782-39-0

Tritium[4] T2 −248.12 −254.54 6 10028-17-8

Neon Ne −246.046 −248.59 20 7440-01-9

Nitrogen N2 −195.795 −210.0 28 7727-37-9

Carbon monoxide CO −191.5 −205.02 28 630-08-0

Fluorine F2 −188.11 −219.67 38 7782-41-4

Argon Ar −185.848 −189.34 40 7440-37-1

Oxygen O2 −182.962 −218.79 32 7782-44-7

Methane CH4 −161.5 −182.50 16 74-82-8

Krypton Kr −153.415 −157.37 84 7439-90-9

Nitric oxide NO −151.74 −163.6 30 10102-43-9

Fluorine monoxide F2O −144.3 −223.8 54 7783-41-7

Tetrafluoromethane CF4 −127.8 −183.6 88 75-73-0

Nitrogen trifluoride NF3 −128.74 −206.79 71 7783-54-2

Silane SiH4 −111.9 −185 32 7803-62-5

trans-Difluorodiazine N2F2 −111.45 −172 66 13776-62-0

Ozone O3 −111.35 −193 48 10028-15-6

Xenon Xe −108.099 −111.75 131 7440-63-3

cis-Difluorodiazine N2F2 −105.75 −195 66 13812-43-6

Ethylene CH2=CH2 −103.7 −169.2 28 74-85-1

Phosphorus(III) fluoride PF3 −101.8 −151.5 88 7783-55-3

Chlorine fluoride ClF −101.1 −155.6 54.5 7790-89-8

Boron trifluoride BF3 −99.9 −126.8 68 7637-07-2

Fluorosilane SiH3F −98.6 50 13537-33-2

Trifluorosilane SiHF3 −95 −131 86 13465-71-9

Trifluoromethylhypofluorite[5] CF3OF −95 −215 104 373-91-1

Diborane B2H6 −92.49 −164.85 28 19287-45-7

3,3-Difluorodiazirine[6] CF2N2 −91.3 78 693-85-6

Acetylene CH≡CH −84.7 −81.5 26 74-86-2

Ethane CH3CH3 −88.5 −182.8 30 74-84-0

Germane GeH4 −88.1 −165 77 7782-65-2

Nitrous oxide N2O −88.48 −90.8 44 10024-97-2

Phosphine PH3 −87.75 −133.8 34 7803-51-2

Trifluoramine oxide NOF3 −87.5 −161 87 13847-65-9

Tetrafluorosilane SiF4 −86 −90.2 104 7783-61-1

Trifluoronitrosomethane CF3NO −85 −196.6 99 334-99-6

Azidotrifluoromethane CF3N3 −85 −152 111 3802-95-7

Hydrogen chloride HCl −85 −114.17 36.5 7647-01-0

1,1-Difluoroethene CF2=CH2 −85.5 −144 64 75-38-7

Phosphorus(V) fluoride PF5 −84.6 −93.8 126 7647-19-0

Carbonyl fluoride COF2 −84.5 −111.2 66 353-50-4

Trifluoromethane CHF3 −82.1 −155.2 70 75-46-7

Chlorotrifluoromethane CClF3 −81.5 −181 104.5 75-72-9

Bis(difluoroboryl)methane[5] BF2CF2BF2 −81.4 ? 148 55124-14-6

Trifluoroisocyanomethane CF3NC −80 95 105879-13-8

Difluoromethylborane CH3BF2 −78.5 64 373-64-8

Carbon dioxide CO2 −78.464 −56.561 triple 44 124-38-9

Fluoromethane CH3F −78.4 −137.8 34 593-53-3

Hexafluoroethane CF3CF3 −78.1 −100.015 138 76-16-4

Pentafluoromethanamine CF3NF2 −78 −130 121 335-01-3

Difluorosilane SiH2F2 −77.8 −122 68 13824-36-7

Tetrafluoroethene CF2=CF2 −76 −131.14 100 116-14-3

Fluoroacetylene FCCH −74 −196 44 2713-09-9

Tetrafluorohydrazine N2F4 −74 −164.5 104 10036-47-2

Nitryl fluoride NO2F −72.4 −166 65 10022-50-1

Fluoroethene CH2FCH3 −72 −160.5 48 75-02-5

Chlorotrifluorosilane SiClF3 −70 −138 120.5 14049-36-6

Trifluoroacetonitrile CF3CN −68.8 95 353-85-5

Nitrogen chloride difluoride NClF2 −67 −195 87.5 13637-87-1

Hydrogen bromide HBr −66.38 −86.80 81 10035-10-6

Difluorophosphine[7] PHF2 −65 −124 70 14984-74-8

Borane carbonyl BH3CO −64 −137 42 13205-44-2

Fluoroperoxytrifluoromethane[8] CF3OOF −64 120

Bis(fluoroxy)difluoromethane[9] CF2(OF)2 −64 120 16282-67-0

Sulfur hexafluoride SF6 −63.8 −49.596 triple 146 2551-62-4

Tetrafluorooxirane[citation needed] C2F4O −63.5 116 694-17-7

Arsine AsH3 −62.5 −166 78 7784-42-1

Thiocarbonyl fluoride[10] CSF2 −62.1 −163.5 82 420-32-6

Radon Rn −61.7 −71 222 10043-92-2

Difluorocyanamide[5][11] NF2CN −61 −196 78 7127-18-6

Nitrosyl fluoride ONF −59.9 −132.5 49 7789-25-5

Hydrogen sulfide H2S −59.55 −85.5 34 7783-06-4

Trifluoroacetyl fluoride[12] CF3COF −59 −159.5 116 354-34-7

Hexafluorodimethyl ether[13] CF3OCF3 −59 154 333-36-8

Bromotrifluoromethane CBrF3 −57.75 −167.78 149 75-63-8

Difluoroaminooxyperfluoromethane[5][14] CF3ONF2 −57.63 137 4217-93-0

Methylsilane CH3SiH3 −57.5 −156.5 46 992-94-9

Difluorine dioxide F2O2 −57 dec −163.5 70 7783-44-0

Sulfuryl fluoride SO2F2 −55.4 −135.8 102 2699-79-8

Dichlorofluorosilane SiHCl2F −54.3 119 19382-74-2

trans-1,2-Difluoroethene CHF=CHF −53.1 64 1630-78-0

Trifluoroethene CF2=CHF −53 82 359-11-5

Arsenic(V) fluoride AsF5 −52.8 −79.8 170 7784-36-3

Phosphorothioc trifluoride PSF3 −52.25 −148.8 120 2404-52-6

Difluoromethane CH2F2 −52 −136 52 75-10-5

Difluoroamino carbonyl fluoride[15][16] F2NCOF −52 −152.2 99 2368-32-3

Stannane SnH4 −51.8 −146 123 2406-52-2

Tetrafluoropropyne[17] CF3C≡CF −50.39 112 20174-11-2

Carbon oxysulfide OCS −50.2 −138.8 60 463-58-1

Pentafluoroethyl hypofluorite[18] C2F5OF −50 154

Chlorodifluorosilane[19] SiHClF2 −50~ 102.5 80003-43-6

Ethenone CH2=C=O −49.7 −151 42 463-51-4

Sulfur fluoride oxide SOF4 −48.5 −99.6 124 13709-54-1

3,3,3-Trifluoro-1-propyne CF3CCH −48.3 94 661-54-1

Pentafluoroethane CF3CHF2 −48.1 −100.6 120 354-33-6

Propene

Answer 2

Explanation:

some gases are :

• hydrogen
• oxygen
• helium
• nitrogen
• carbon
• neon
• methane
• ethane