Hydrogen Peroxide-Multiple Choice Questions Quiz

Question 1: What is the chemical formula for hydrogen peroxide?

(a) H2PO4
(b) H2O2
(c) HO2
(d) HPO3

Question 2: What is the common name for hydrogen peroxide?

(a) Water
(b) Oxygen Water
(c) Peroxide Water
(d) None of the above

Question 3: Hydrogen peroxide is commonly used as a:

(a) Bleaching agent
(b) Flammable liquid
(c) Fuel source
(d) Insecticide

Question 4: What is the molar mass of hydrogen peroxide (H2O2)?

(a) 18.015 g/mol
(b) 22.989 g/mol
(c) 34.014 g/mol
(d) 56.106 g/mol

Question 5: Hydrogen peroxide can decompose into water and:

(a) Oxygen
(b) Nitrogen
(c) Carbon dioxide
(d) Hydrogen gas

Question 6: What is the color of pure hydrogen peroxide?

(a) Clear and colorless
(b) Blue
(c) Yellow
(d) Red

Question 7: Hydrogen peroxide is commonly used as an antiseptic and disinfectant due to its:

(a) Sweet smell
(b) Bitter taste
(c) Foul odor
(d) Antimicrobial properties

Question 8: In which industry is hydrogen peroxide used for environmental cleanup and water treatment?

(a) Food industry
(b) Textile industry
(c) Automotive industry
(d) Pharmaceutical industry

Question 9: The decomposition of hydrogen peroxide can be catalyzed by the enzyme:

(a) Amylase
(b) Catalase
(c) Insulin
(d) Hemoglobin

Question 10: What is the general reaction equation for the decomposition of hydrogen peroxide?

(a) 2 H2O2 → 2 H2O + O2
(b) H2O2 + 2 H2O → 3 H2O + O2
(c) H2O2 → H2O + H2O + O2
(d) H2O2 + O2 → H2O + O3

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Results:

Total score: /10

Answer key:

Question 1: b

Question 2: d

Question 3: a

Question 4: a

Question 5: a

Question 6: a

Question 7: d

Question 8: b

Question 9: b

Question 10: a