Chemistry Test 11

Result

Chemistry Test 11

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Weekly Quiz Competition

Question 1
4 / -1

The decomposition of H₂O₂ can be slowed down by the addition of small amount of phosphoric acid which act as

A
Promoter

B
Inhibitor

C
Detainer

D
Stopper

Solution

Inhibitors are also known as negative catalyst.
Question 2
4 / -1

Which of the following does not contribute towards the formation of photochemical smog ?

A
NO

B
SO₂

C
O₃

D
Hydrocarbons

Solution

Photochemical smog occurs in warm, dry and sunny climate and results from the action of sunlight on nitrogen oxides (NO_x) and hydrocarbons produced by automobiles and factories. It is oxidizing in nature because of high concentration of oxidizing agents (NO₂ and O₃).
Question 3
4 / -1

Which of the following is an alkaloid

A
Nicotine

B
Piperine

C
Coniine

D
All of these

Solution

All these are alkaloids