Write the molecular formulae for the following compounds: Mercury (II) chloride.

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Solution

A chemical formula is the representation of substance by symbols and it denotes the number of atoms of each element present in the compound. To write a formula one must know the symbols and valencies of the elements.The valency of Hg=2 and of Cl=1 so the formula is $H g C l_{2}$ .

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Q. Write formula of following compound : Mercury (II) chloride

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Write the molecular formulae for the following compounds

(a) Copper (II) bromide
(b) Aluminium (III) nitrate
(c) Calcium (II) phosphate
(d) Iron (III) sulphide
(e) Mercury (II) chloride
(f) Magnesium (II) acetate

Q. Write the formula of the following compounds.
(i) Triamminetriaquachromium (III) chloride.
(ii) Potassiumhexacyanoferrate(III).

Q. The molecular formula of Mercury (II) chloride is:

Q. Write formulae for the following compound.

Mercury (II) chloride

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Write the molecular formulae for the following compounds: Mercury (II) chloride.

A chemical formula is the representation of substance by symbols and it denotes the number of atoms of each element present in the compound. To write a formula one must know the symbols and valencies of the elements.The valency of Hg=2 and of Cl=1 so the formula is HgCl2.

A chemical formula is the representation of substance by symbols and it denotes the number of atoms of each element present in the compound. To write a formula one must know the symbols and valencies of the elements.The valency of Hg=2 and of Cl=1 so the formula is $H g C l_{2}$ .