GATE CY 2021 Question Paper (06-Feb-2021) (Shift 1)

The Mo−Mo bond order in [(η ⁵ - C5H5)Mo(CO)₂]2 which obeys the 18- electron rule is _______.

The change in enthalpy (ΔH) for the reaction 2 P (s) + 3 Br2 (l) → 2 PBr3 (l) is −243 kJ. In this reaction, if the amount of phosphorus consumed is 3.1 g, the change in enthalpy (rounded off to two decimal places) is ______ kJ. [Atomic Wt. of P = 31]

The number of signal(s) in the ¹H NMR spectrum of the following compound



recorded at 25 °C in CDCl3 is __________.

A 5 V battery delivers a steady current of 1.5 A for a period of 2 h. The total charge that has passed through the circuit is ______ Coulombs

The spin-only magnetic moment of [Co(H2O)6] ²⁺ (rounded off to one decimal place) is _______ BM.