Question

Write down the formula of (i) Calcium sulphate (ii) Sodium oxide and (iii) Magnesium hydroxide.​

Answer 1

Answer:

1.CaSo4

2.Na2o

3.Mg(OH)2

Explanation:

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Answer 2

Answer:

(i) CaSO4, (ii) Na2O & (iii) Mg(OH)2

Explanation:

(i) Ca + SO4 ----> CaSO4

(ii) Na2 + O ----> Na2O

(iii) Mg + (OH)2 ----> Mg(OH)2

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