हिंदी माध्यम नोट्स
chemistry
The most suitable reagent for the following conversion , is
Question : The most suitable reagent for the following conversion , is (1) Na/liquid NH3 (2) H2 , Pd/C ,…
Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is
Question : Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is…
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
Question : For the cell reaction 2Fe3+ (aq) + 2I- (aq) → 2Fe2+ (aq) + I2 (aq) Eo (cell) =…
Among the following the one that is not a greenhouse gas is
Question : Among the following the one that is not a greenhouse gas is (1) nitrous oxide. (2) methane. (3)…
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)
Question : Under isothermal condition , a gas at 300 K expands from 0.1 L to 0.25 L against a…
Which of the following reactions are disproportionation reaction ?
Question : Which of the following reactions are disproportionation reaction ? (I) (II) (III) (IV) Select the correct option from…
4d, 5p, 5f and 6p orbitals are arranged in the order of decreasing energy. The correct option is
Question : 4d, 5p, 5f and 6p orbitals are arranged in the order of decreasing energy. The correct option is…
The correct structure of tribromooctaoxide is
Question : The correct structure of tribromooctaoxide is ? Answer : from all above options the correct answer is "(1)"…
The structure of intermediate A in the following reaction , is
Question : The structure of intermediate A in the following reaction , is ? answer : From all above options…
The number of sigma (σ) and pi (π) bonds in pent-2-en-4-yne is 10σ bonds and 3π bonds
Question : The number of sigma (σ) and pi (π) bonds in pent-2-en-4-yne is (1) 10σ bonds and 3π bonds.…