Question

*The valency of sodium is 1, the valency of SO₄ is 2, then the chemical formula of the compound is ______.*

1️⃣ Na₂SO₄
2️⃣ Na(SO₄)₂
3️⃣ Na(SO₄)
4️⃣ 2Na₂SO₄​

Answer 1

Answer:

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Explanation:

option C is correct

Answer 2

3 ) Na( SO4)

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