KVPY Government Jobs Exams

When chlorine gas is passed through an aqueous solution of KBr, the solution turns orange brown due to the
formation of
(A) KCl (B) HCl (C) HBr (D) Br2

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KVPY Other Question

The number of P-H bond(s) in H3PO2, H3PO3 and H3PO4, respectively, is
(A) 2, 0, 1 (B) 1, 1, 1 (C) 2, 0, 0 (D) 2, 1, 0 If parents have free ear lobes and the offspring has attached ear lobes, then the parents must be
(A) homozygous (B) heterozygous (C) co-dominant (D) nullizygous