Covalent Bonding (AfL)

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Draw the dot-and-cross diagram for oxygen gas. Show only valence electrons.

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Draw the dot-and-cross diagram for nitrogen gas. Show only valence electrons.

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Draw the dot-and-cross diagram for water . Show only valence electrons.

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Draw the dot-and-cross diagram for ammonia (NH₃). Show only valence electrons.

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Draw the dot-and-cross diagram for carbon dioxide. Show only valence electrons.