What does below chemistry rebus means?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

Can you find out the missing number in the grid?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

What kind of band never plays music?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

What has one letter and starts with an E?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?