Online Chess Game Rules The rules of online chess are similar to the conventional chess game where the players take alternate turns to move one piece at a time, starting with White. Here are the basic game rules to move the pieces: King (Raja) The King is one of the most important Chess pieces, but it is also one of the weakest. The king can only move one square in any direction – up, down, left, right, and diagonally. When any piece attacks the King, then this is known as 'Check'. Queen (Rani) The Queen is one of the powerful chess pieces, as she can move any number of squares in any direction - vertically, horizontally, and diagonally. However, if a Chess piece from her side is in the way, then the Queen cannot move past it. Rook (Hathi) The Rooks can move in a straight line, both vertically and horizontally. They can be extremely powerful when used together. Bishop (Oont) In a Chess game, the Bishops can move as many unoccupied squares as they want, but only diagon...