Question

Write molecular formula by cross over method.

a) hydrogen chloride

b) carbon tetrachloride

c) ammonium sulphate

d) sodium carbonate

e) calcium haydroxide

f) magnesium chloride​

Answer 1

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a) hydrogen chloride

→HCl

$\:$

b) carbon tetrachloride

→CCl4

$\:$

c)ammonium sulphate

→(NH₄)₂SO₄

$\:$

d) sodium carbonate

→ Na₂CO₃

$\:$

e) calcium haydroxide

→ Ca(OH)₂

$\:$

f) magnesium chloride

→MgCl2

Answer 2

Answer:

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