State How the Valency of Elements Varies in a Period of the Periodic Table? - CBSE Class 10 - Science
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State how the valency of elements varies in a period of the periodic table?
In a period, different elements have different valencies. On moving from left to right in a period, the valency of the elements increases from 1 to 4 and then decreases to 0.
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Solution State How the Valency of Elements Varies in a Period of the Periodic Table? Concept: The Modern Periodic Table.