Question

The decomposition of $\mathrm { H } _ { 2 } \mathrm { O } _ { 2 }$ can be slowed down by the addition of small amount of phosphoric acid which act as.

• A. Promoter
• B. Inhibitor
• C. Detainer
• D. Stopper

Answer 1

Answer: (B)

Inhibitor

Answer 2

Inhibitors are also known as negative catalyst.