Chemistry, asked by devsam, 12 hours ago

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Answered by brainly62007

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(a) Silicon is an element of the 14th group with a valence 4. Bromine belongs to the 17th group (halogen family) with valence 1. Hence, the formula of the compound formed would be SiBr4.

(b) Aluminium belongs to the 13th group with a valence 3. Sulphur belongs to the 16th group (chalcogen family) with valence 2. Hence, the formula of the compounds formed would be Al2S3.

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