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ICSE Class 10 Chemistry Question 17 of 24

Solved 2023 Question Paper ICSE Class 10 Chemistry — Question 13

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13
Question

Question 6(i)

Define / State:

(a) Electronegativity

(b) Gay-Lussac's Law of combining volumes

Answer

(a) Electronegativity — The tendency of an atom in a molecule to attract the shared pair of electrons towards itself is called its electronegativity.

(b) Gay-Lussac's Law of combining volumes — When gases react, they do so in volumes which bear a simple ratio to one another, and to the volume of the gaseous product, provided that all the volumes are measured at the same temperature and pressure.