What is so fragile that saying its name breaks it?

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

What is the coolest letter in the alphabet?

What English word has three consecutive double letters?

Which alphabet is a part of our body?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

What question can you never answer yes to?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?