What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Can you identify if it's a murder or a suicide ?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

What does below chemistry rebus means?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Solve below rebus puzzle?

Which tank will fill first?

Can you count the number of matches in the picture below ?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.