1. Same Hand Sequence
After moving Nf3 with the right hand, must that hand press the clock?
No. In over-the-board FIDE play, press the chess clock with the same hand that made the move. You may choose either hand and may switch hands between turns, but each move-and-press sequence uses one hand. Online clocks normally switch automatically, so the physical hand rule does not apply in the same way.
Board move: make the complete move with one hand.
Clock press: use that same hand to press after the move.
Next turn: you may choose the other hand, provided it handles both actions for that turn.
Answer Yes or No for each physical-board procedure, then inspect the legal move that belongs to the hand-and-clock sequence.
1. Same Hand Sequence
After moving Nf3 with the right hand, must that hand press the clock?
2. Different Hand Press
After moving Nf3 with the left hand, may the right hand press the clock?
3. Switch Hands Next Turn
May a player use the left hand for both move and press after using the right hand on an earlier turn?
4. Two-Handed Castling
May White move the king with one hand and the rook with the other, then press?
5. One-Hand Capture
May one hand remove the knight while the other hand moves Rxa3?
6. Move Before Pressing
May White press the clock first and then play Nf3?
7. Assistant Approved by Arbiter
If White cannot use the clock, may an arbiter-approved assistant press it?
8. Online Clock Is Automatic
Does FIDE's physical same-hand clock rule normally govern an online move?
FIDE Article 6.2.3 requires the clock press to use the same hand that made the move and forbids keeping a finger on or hovering over the clock. Article 6.2.4 covers improper clock handling.
Article 7.5.4 is narrower and more serious: using two hands to make one castling, capture, or promotion and then pressing the clock is treated as an illegal move. Read current FIDE Article 6 and FIDE Article 7.
Move
Choose one hand and use it for every physical part of the move.
Release
Finish the legal board move before reaching for the clock.
Press
Use the same hand to stop your clock and start the opponent's.
Physical Tournament Clock
Your hand sequence is visible and governed by FIDE clock-handling rules.
Online Clock
The server normally submits the move and switches clocks automatically; platform controls govern input.
No. In over-the-board FIDE play, Article 6.2.3 requires you to press the clock with the same hand that made the move. Use the Same Hand Sequence card.
Yes. If your right hand makes the move, your right hand presses; if your left hand moves, your left hand presses. Compare cards one and two.
Yes. FIDE does not require one fixed hand for the whole game. For each move, the hand that moves the piece must also press the clock. Use the Switch Hands Next Turn card.
Yes. You may use your right hand for one complete move-and-press sequence and your left hand for a later complete sequence. Play Nc3 in card three.
No. A left-handed player may move and press with the left hand. The rule requires consistency within that move, not a particular hand. Use card three.
It violates FIDE Article 6.2.3, but it is not by itself the specific two-hand single-move offence in Article 7.5.4. The arbiter can apply an Article 12.9 penalty. Use card two.
No. It is not an automatic loss. The arbiter decides the appropriate response under the event rules and available penalties. Call the arbiter and use card two as the rule reference.
Do not strike the clock back or impose a penalty yourself. Pause the clock when permitted and call the arbiter, explaining which hand moved and which hand pressed. Use the Tournament Procedure section.
No. A single move must be played with one hand. If two hands are used for castling and the clock is pressed, Article 7.5.4 treats it as an illegal move. Use card four.
No. Complete both physical parts of castling with one hand, then press the clock with that same hand. Replay O-O correctly in card four.
No. If two hands are used to make one capture and the clock is pressed, Article 7.5.4 applies as an illegal move. Replay Rxa3 with one hand in card five.
No. Those actions form one capture and must be completed with one hand. Use the One-Hand Capture card.
No. Promotion is one move and must be completed with one hand. Using two hands and pressing the clock is treated as an illegal move under Article 7.5.4.
No. Article 6.2.4 forbids pressing before moving, and Article 7.5.3 treats pressing without making a move as an illegal move. Use card six.
No. FIDE Article 6.2.3 forbids keeping a finger on the clock. Move, release the piece, then press normally. Use the Clean Clock Sequence summary.
No. Article 6.2.3 expressly forbids hovering over the clock. Keep your hand clear until the board move has been made.
Press after making the board move. The press pauses your clock, starts the opponent's clock, and normally completes the move. Use card one.
Yes. FIDE Article 6.2.2 says the interval between the board move and clock press is part of your allotted time. Practise the smooth sequence in card one.
A player must be allowed to press after making the move even if the opponent has already made the next move. Avoid this confusion by pressing promptly with the same hand.
No. Article 6.2.4 forbids forceful pressing, picking up the clock, or knocking it over. Improper handling may be penalised under Article 12.9.
No. Players must handle the clock properly, and Article 6.2.4 specifically forbids picking it up. Call the arbiter if the clock needs repositioning or replacement.
Improperly knocking over the clock can be penalised. Preserve the situation and call the arbiter rather than changing settings yourself. Use the Clock Handling section.
Before the game, the arbiter decides where the chessclock is placed under FIDE Article 6.5. Players should not relocate it unilaterally.
Yes, when a player is unable to use the clock and an assistant acceptable to the arbiter has been authorised under Article 6.2.6. Use card seven.
No. The approved assistant is a specific accommodation authorised by the arbiter when the player cannot operate the clock. Use the Assistant Approved by Arbiter card.
Yes in over-the-board FIDE play when the relevant competitive rules apply. Faster time controls do not turn the clock into a two-hand procedure. Practise card one at speed.
Normally no physical same-hand rule is involved because the server completes the move and switches time automatically. Mouse, touchscreen, and platform controls govern input. Use card eight.
Casual players may not enforce formal clock procedure, but using the same hand is good practice before tournament play. Agree on clock rules before the game.
One move, one hand: move, release, press with that same hand. Do not hover, switch hands mid-sequence, or use two hands for castling, capture, or promotion. Replay cards one, four, and five.
Next study full clock rules, illegal moves, touch-move, knocked pieces, and promotion procedure. Follow the related-rule cards after completing this trainer.
Make move, release, and same-hand press one automatic tournament habit.
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