NCERT Exercise 4.3 - Chemical Bonding and Molecular Structure

Question: Write Lewis symbols for S and S2-, Al and Al3+, H and H-.

Answer: S has 6 dots; [S]2- has 8 dots; Al has 3 dots; [Al]3+ has no valence dots; H has 1 dot; [H]- has 2 dots.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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