Posted onJuly 21, 2022inchemistry For the second period elements the correct increasing order of first ionization enthalpy is
Posted onJuly 21, 2022inchemistry Which of the following diatomic molecular species has only a bonds according to Molecular Orbital Theory ?
Posted onJuly 21, 2022inchemistry Match the following : (a) Pure nitrogen (i) Chlorine (b) Haber process (ii) Sulphuric acid (c) Contact process (iii) Ammonia
Posted onJuly 21, 2022inchemistry Which of the following is incorrect statement ? (1) PbF4 is covalent in nature
Posted onJuly 21, 2022inchemistry Which is the correct thermal stability order for H2E (E = O, S, Se, Te and Po) ?
Posted onJuly 21, 2022inchemistry Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is
Posted onJuly 21, 2022inchemistry For the cell reaction 2Fe3+ (aq) + 2I- (aq) → 2Fe2+ (aq) + I2 (aq) Eo (cell) = 0.24V at 298 K. The standard Gibbs energy (△r GO) of the cell reaction is
Posted onJuly 17, 2022inchemistry Under isothermal condition , a gas at 300 K expands from 0.1 L to 0.25 L against a constant external pressure of 2 bar. The work done by the gas is (Given that 1 L bar = 100 J)
