Oxidation number of iron in [Fe(CN)₆]⁴⁻ is
Oxidation number of iron in [Fe(CN)₆]⁴⁻ is Options (a) 2 (b) 3 (c) -3 (d) -4 Correct Answer: 2Explanation:No explanation…
7 years ago
AMU1998
Oxidation numbers of carbon in CH₂Cl₂,CO₂ and CO₃²⁻ are respectively
Oxidation numbers of carbon in CH₂Cl₂,CO₂ and CO₃²⁻ are respectively Options (a) 0,4,4 (b) 2,2,-2 (c) 4,4,4 (d) -4,4,2 Correct…
7 years ago
The communities of primary succession are called as
The communities of primary succession are called as Options (a) sub-sere (b) mesosere (c) pioneer sere (d) none of these…
7 years ago
Which one of the following is the food chain operating in ponds, lakes or sea?
Which one of the following is the food chain operating in ponds, lakes or sea? Options (a) grass → insects…
7 years ago
Which polymer is used for making magnetic recording tapes
Which polymer is used for making magnetic recording tapes Options (a) Dacron (b) Acrilan (c) Glyptal (d) Bakelite Correct Answer:…
7 years ago
In Lassaigne’s test a violet colour obtained indicates the presence of
In Lassaigne's test a violet colour obtained indicates the presence of Options (a) nitrogen (b) sulphur (c) halogen (d) none…
7 years ago
Which of the following is low boiling liquid
Which of the following is low boiling liquid Options (a) HF (b) HCl (c) HBr (d) HI Correct Answer: HFExplanation:No…
7 years ago
Hereditary characteristic are passed on from parents to chlidren through
Hereditary characteristic are passed on from parents to chlidren through Options (a) gametes (b) genes (c) mutants (d) enzymes Correct…
7 years ago
Which of the following amino acids is basic in nature
Which of the following amino acids is basic in nature Options (a) Serine (b) Glutamine (c) Arginine (d) none of…
7 years ago
Which of the following is a chlorofluorocarbon?
Which of the following is a chlorofluorocarbon? Options (a) CFSO₂ (b) CF₂CL₂ (c) FCLCO₂ (d) CIF₂C Correct Answer: CF₂CL₂Explanation:No explanation…
7 years ago