First slide

Hydrogen Peroxide

Question

Which of the following can act like a negative catalyst in the decmposition of Hydrogen peroxide

Moderate

A

Urea
B

Dust
C

Rough Surfaces of a glass bottle
D

Finely divided Pt

Solution

Urea, Glycerol, Alcohols, Carboxylic acids ,Acetanilide retard the rate of decomposition of $H_{2} O_{2}$ ;
They are negative catalysts in the decomposition of Hydogen peroxide;
They are also called stabilizers or inhibitors;

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