KVPY Government Jobs Exams

The standard Gibbs free energy change (ΔGº in kJ mol–1), in a Daniel cell ( Eº 1.1 V
cell = ), when 2 moles of
Zn(s) is oxidized at 298 K, is closest to
(A) – 212.3 (B) – 106.2 (C) – 424.6 (D) – 53.1

Read Solution (Total 0)

KVPY Other Question

To obtain a diffraction peak, for a crystalline solid with interplane distance equal to the wavelength of
incident X-ray radiation, the angle of incidence should be
(A) 90º (B) 0º (C) 30º (D) 60º
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