हिंदी

Valency of elements and then as we move across the period while it remains the same down the group.

Valency of elements ______ and then ______ as we move across the period while it remains the same down the group.

रिक्त स्थान भरें

Valency of elements increases and then decreases as we move across the period while it remains the same down the group.

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अध्याय 1: Periodic Properties and Variations of Properties - Intext Question [पृष्ठ १२]

अध्याय 1 Periodic Properties and Variations of Properties
Intext Question | Q 2. (ii) | पृष्ठ १२

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Valency of elements ______ and then ______ as we move across the period while it remains the same down the group.