The backdoor move is playing either h3 or h6 after kingside castling. By doing this, you give your king a "backdoor", so he can't become trapped in the back rank by his own pawns.
A bad move in chess is called a "blunder".
You can not skip your move in chess. You always have to move when it is your turn. If you have no legal moves in chess and it is your turn, the game is a stalemate.
No.
This is not a legal chess move in keeping with the rules of chess . You may be thinking of Castling ~ see related link below .
No. Castling counts as a move.
A turn in chess is known as a "Move" ~ see related link below for a list of chess terms .
A chess piece which can move in an "L" formation that is on the black team.
You can move your mum
A bishop in Chess can move diagonally in any direction as the path is not obstructed by another piece.
Yes , there are no rules in the game of chess prohibiting the duplication of a move by an opponent .
no there is not.
no