Write the formula of the sulphate of element with atomic number 13

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Solution

The element with atomic number 13 is Aluminium. Its electronic configuration is 2,8, 3. Aluminium donates its 3 electrons from the valence shell to attain stability. So its valency is 3.
Sulphate is a radical formed from sulphuric acid (H₂SO₄). The valency of sulphate ion is 2
Element Al SO₄
Valency 3 2
Formula of the compound is Al₂(SO₄)₃

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(i)write the formula of the sulphate of the element with atomic number 13

(ii)what type of bonding will be present in the oxide of the element with atomic number one

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M_{2} (S O_{4})_{3}

M_{2} (S O_{4})_{3}

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