What is so fragile that saying its name breaks it?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

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

Which English verb becomes past tense just by rearranging the letters?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

I have eight fingers and two thumbs but I do not live. What Am I?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

What is at the end of a rainbow?