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1. Bleaches act on stains by:
a. removing electrons during the oxidation process.
b. reducing the colored compound by adding electrons.
c. exciting electrons to move between energy levels.
d. adding hydrogen ions to the stain.

2. When gasoline is oxidized:
a. energy is released.
b. CO2 and H2O are formed.
c. explosive solids are formed.
d. Both a and b are correct.

3. The redox reactions of silver halides are used to:
a. form explosives.
b. bleach fabrics.
c. prevent corrosion.
d. develop film.

4. When balancing redox reactions that occur in acidicsolutions,
a. add water to the side that needs oxygen atoms.
b. add H+ to the side that needs oxygen atoms.
c. add water to the side that needs hydrogen atoms.
d. add OH- to the side s that needs oxygen atoms.

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  • Category:- Chemistry
  • Reference No.:- M91010541

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