The Valency of Aluminium is 3. Write the Valency of Other Radicals Present in the Following Compounds of Aluminium Nitride

The valency of aluminium is 3. Write the valency of other radicals present in the following compounds of Aluminium nitride

Aluminium nitride — (Al N)
Here valency of aluminium = 3
Another radical = Nitride (N^3-)
Valency of nitride (N^3-) = 3

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Chapter 5: Language of Chemistry - Exercise [Page 67]

Chapter 5 Language of Chemistry
Exercise | Q 5.3 | Page 67

Write the molecular formulae for the following compounds and name the elements present of Baking soda.

Write the molecular formulae for the following compounds and name the elements present of Common salt.

The valency of aluminium is 3. Write the valency of other radicals present in the following compound.

Aluminium chloride

What is variable valency ? Give two examples of elements showing variable valency.

Write the molecular formulae of Sodium hydroxide