At 25⁰C, the dissociation constant of a base, BOH, is 1.0 ˣ 10⁻¹².
At 25⁰C, the dissociation constant of a base, BOH, is 1.0 ˣ 10⁻¹². The concentration of hydroxyl ions in 0.01…
6 years ago
AIPMT2005
A drum of radius R and mass M, rolls down without slipping along an inclined plane
A drum of radius R and mass M, rolls down without slipping along an inclined plane of angle θ. The…
6 years ago
The best method for the separation of naphthalene and benzoic acid from their
The best method for the separation of naphthalene and benzoic acid from their mixture is Options (a) distillation (b) sublimation…
6 years ago
The rate of reaction between two reactants A and B decreases by a factor of
The rate of reaction between two reactants A and B decreases by a factor of 4 if the concentration of…
6 years ago
The nuclei of which one of the following pairs of nuclei are isotones?
The nuclei of which one of the following pairs of nuclei are isotones? Options (a) ₃₄Se⁷⁴,₃₁Ga⁷¹ (b) ₃₈Sr⁸⁴,₃₈Sr⁸⁶ (c) ₄₂Mo⁹²,₄₀Zr⁹²…
6 years ago
The number of moles of KMnO₄ reduced by one mole of KI in alkaline medium is
The number of moles of KMnO₄ reduced by one mole of KI in alkaline medium is Options (a) one (b)…
6 years ago
Electrolytic reduction of nitrobenzene in weakly acidic medium gives
Electrolytic reduction of nitrobenzene in weakly acidic medium gives Options (a) N-phenylhydroxylamine (b) nitrosobenzene (c) aniline (d) p-hydroxyaniline Correct Answer:…
6 years ago
Four successive members of the first row transition elements are listed below
Four successive members of the first row transition elements are listed below with their atomic numbers.which one of them is…
6 years ago
In a face-centered cubic lattice, a unit cell is shared equally by how many unit
In a face-centered cubic lattice, a unit cell is shared equally by how many unit cells Options (a) 2 (b)…
6 years ago
Copper has face centered cubic (fcc) lattice with interatomic spacing equal to 2.54Å.
Copper has face centered cubic (fcc) lattice with interatomic spacing equal to 2.54Å. The value of lattice constant for this…
6 years ago