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Lewis Dot Structure

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Question

Write the formulas & names of the compounds formed between :
a) Sodium and carbonate ions
b) Aluminium and sulphate ions
c) Barium and chloride ions

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Solution

1) Sodium carbonate = Na₂CO₃
2) Aluminium sulphate = Al₂(SO₄)₃
3) Barium chloride = BaCl₂

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