Questions

What is the process of melting also called?

The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 2nd group and the 4th period?

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
Corruption is a standing hindrance _____ the nation's development.

In the following question, out of the four alternatives, select the word similar in meaning to the word given.
Boast

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Atonement for one's sins

Process of loosing electrons is known as _____.

If price of an article decreases from Rs. 12 to Rs. 10, quantity demanded increases from 1000 units to 1400 units. Find point elasticity of demand?