Chemical formula of hydrogen peroxide is ...

CO₂
H₂O₂
CH₄
H₂O₄
Hydrogen peroxide is the simplest peroxide. In its pure form, it is a colourless liquid, slightly more viscous than water. It was first obtained by Louis Thénard in 1818 in the reaction of barium peroxide with nitric acid.
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CO₂
H₂O₂
CH₄
H₂O₄
answers
flagUnknown
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flagPoland
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flagPakistan
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1%
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flagGermany
3%
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3%
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3%
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flagIndia
1%
76%
2%
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0%
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flagthe Netherlands
3%
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17%
29
flagItaly
19%
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0%
31
flagAustria
9%
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16%
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105
flagthe United Kingdom
3%
70%
6%
16%
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flagNigeria
5%
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3%
20%
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flagCanada
10%
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2%
18%
77
flagthe United States
7%
61%
8%
18%
573
flagAustralia
4%
59%
5%
29%
86
flagthe Philippines
7%
51%
10%
25%
78