Choose the incorrect statement in the following
Choose the incorrect statement in the following Options (a) BeO is almost insoluble but BeSO₄ is solution in water (b)…
7 years ago
KL2012
Which one of the following is not used as a filler in laundry soaps
Which one of the following is not used as a filler in laundry soaps Options (a) Sodium silicate (b) Glycerol…
7 years ago
The organic halogen compound used as refrigerent in refrigerators
The organic halogen compound used as refrigerent in refrigerators and air-conditioners is Options (a) DDT (b) freon (c) BHC (d)…
7 years ago
Only sp and sp² hybrid orbitals are involved in the formation of
Only sp and sp² hybrid orbitals are involved in the formation of Options (a) CH₃ – CH = CH₂ (b)…
7 years ago
Aniline is separated from aniline-water mixture by
Aniline is separated from aniline-water mixture by Options (a) crystallisation (b) steam distillation (c) solvent extraction (d) differential extraction Correct…
7 years ago
Which one of the following transition metals ions shows magnetic moment of 5.92
Which one of the following transition metals ions shows magnetic moment of 5.92 BM Options (a) Mn²⁺ (b) Ti³⁺ (c)…
7 years ago
Oxidation state of iron in [Fe(H₂O)₅NO]SO₄ is
Oxidation state of iron in [Fe(H₂O)₅NO]SO₄ is Options (a) 1 (b) 2 (c) 3 (d) 4 Correct Answer: 1Explanation:No explanation…
7 years ago
In the laboratory, manganese(II) salt is oxidised to permanganate ion in aqueous
In the laboratory, manganese(II) salt is oxidised to permanganate ion in aqueous solution by Options (a) hydrogen peroxide (b) conc.nitric…
7 years ago
The element with positive electron gain enthalpy is
The element with positive electron gain enthalpy is Options (a) neon (b) sodium (c) oxygen (d) fluorine Correct Answer: neonExplanation:No…
7 years ago
Which one of the following is not a sulphide ore
Which one of the following is not a sulphide ore Options (a) Magnetic (b) Iron pyrites (c) Galena (d) Sphalerite…
7 years ago