Showing and Hiding Atom Numbers

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To add Atom Numbering to an entire structure:

1. Select the structure.

2. Do one of the following:

If you want to ...	Then...
show previously assigned atom numbers.	· Right-click, point to Atom, and then click Show Atom Number. Any previously assigned numbers remain unchanged.
assign new atom numbers.	· Type the HotKey ' (apostrophe). The atoms in the structure are numbered sequentially.

To number individual atoms

1. Select the atom.

2. Do one of the following:

If you want to ...	Then...
show a previously assigned atom number.	· Right-click, and choose Show Atom Number. A previously assigned number is displayed.
assign an atom number	Type the HotKey ' (apostrophe). The atoms are numbered in the sequence you choose.

To hide Atom Numbering in a structure:

1. Select the structure.

2. Right-click, point to Atom, and then deselect Show Atom Number.

To hide an individual atom number, do one of the following:

1. Point to or select the atom, right-click, and then deselect the Show Atom Number.

2. Point to or select the atom number, right-click, and then select Hide Indicator.

To remove an atom number indicator:

• Click the indicator with the Eraser tool.