Everyday Science Mcqs » Chemistry
Cooking oil can be converted into vegetable ghee by the process of:

A. Oxidation
B. Distillation
C. Hydrogenation
D. Crystallization

Most metals at room temperature are in the form of:

A. Solid
B. Liquid
C. Gas
D. None of these

The other name of Baking Soda is?

A. Sodium carbonate
B. Sodium bicarbonate
C. Calcium carbonate
D. Sodium chloride

Explanation: Baking Soda is commonly known as Sodium Bicarbonate.

In which form of Carbon is the lowest percentage of carbon present?

A. Steel
B. Cast iron
C. Wrought iron
D. Charcoal

Explanation: Wrought Iron contains the lowest percentage of carbon among these options.

Which gas is used in welding?

A. Hydrogen
B. Nitrogen
C. Acetylene
D. Ammonia

Explanation: Acetylene is commonly used as a fuel gas in welding and cutting processes.