KVPY Government Jobs Exams

The spin-only magnetic moments of [Mn(CN)6]4– and [MnBr4]2– in Bohr Magnetons, respectively, are
(A) 5.92 and 5.92 (B) 4.89 and 1.73 (C) 1.73 and 5.92 (D) 1.73 and 1.73

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KVPY Other Question

All the products formed in the oxidation of NaBH4 by I2, are
(A) B2H6 and NaI (B) B2H6, H2 and NaI (C) BI3 and NaH (D) NaBI4 and HI In a zero-order reaction, if the initial concentration of the reactant is doubled, the time required for half the
reactant to be consumed
(A) increases two-fold (B) increases four-fold (C) decreases by half (D) does not change