Chemistry
Complete the following by choosing the correct answers from the bracket.
(a) The tendency of an atom in a molecule to attract the shared pair of electrons towards itself is called …………… (electronegativity / electron affinity).
(b) Electrolysis of aqueous copper sulphate will form …………… (copper metal / copper (II) ions) at cathode.
(c) Quick lime is not used to dry HCl gas because it is …………… (alkaline/acidic) in nature.
(d) The fusible compound formed by the combination of flux and gangue is called …………….(mineral/slag).
(e) …………… (Hydrochloric acid/Acetic acid) is used in the digestion of proteins.
Electrolysis
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Answer
(a) The tendency of an atom in a molecule to attract the shared pair of electrons towards itself is called electronegativity
(b) Electrolysis of aqueous copper sulphate will form copper metal at cathode.
(c) Quick lime is not used to dry HCl gas because it is alkaline in nature.
(d) The fusible compound formed by the combination of flux and gangue is called slag .
(e) Hydrochloric acid is used in the digestion of proteins.
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