Primary,secondary and tertiary amines may be separated by using
Primary,secondary and tertiary amines may be separated by using Options (a) benzene (b) diethyl oxalate (c) sulphonyl chloride (d) acetyl…
8 years ago
Questions
Benzenamine reacts with excess bromine to produce
Benzenamine reacts with excess bromine to produce Options (a) 2-bromobenzenamine (b) 2,3-dibromobenzenamine (c) 2,4-dibromobenzenamine (d) 2,4,6-tribromobenzenamine Correct Answer: 2,4,6-tribromobenzenamineExplanation:No explanation…
8 years ago
Nitrobenzene combines with hydrogen in the presence of platinum to yield
Nitrobenzene combines with hydrogen in the presence of platinum to yield Options (a) aniline (b) benzene (c) toluene (d) azobenzene…
8 years ago
Which of the following compounds is the strongest base
Which of the following compounds is the strongest base Options (a) Methylamine (b) Aniline (c) Ammonia (d) N-methyl aniline Correct…
8 years ago
What is obtained when benzoyl chloride reacts with aniline in the presence of
What is obtained when benzoyl chloride reacts with aniline in the presence of sodium hydroxide Options (a) Benzoic acid (b)…
8 years ago
What is formed when nitrobenzene is reduced using zinc and alkali
What is formed when nitrobenzene is reduced using zinc and alkali Options (a) Phenol (b) Hydrazobenzene (c) Aniline (d) Nitrosobenzene…
8 years ago
Which of the following statements is not correct
Which of the following statements is not correct Options (a) silicon is extensively used as a semiconductor (b) Carborundum is…
8 years ago
Which of the following is a metalloid
Which of the following is a metalloid Options (a) C (b) Si (c) Ge (d) Sn Correct Answer: GeExplanation:No explanation…
8 years ago
In graphite C atom is in …state
In graphite C atom is in …state Options (a) sp³ (b) sp (c) sp² (d) none of these Correct Answer:…
8 years ago
White lead is
White lead is Options (a) Pb₃O₄ (b) PbO (c) 2PbCO₃.Pb (OH)₂ (d) Pb(CH₃COO)₂.Pb(OH)₂ Correct Answer: 2PbCO₃.Pb (OH)₂Explanation:No explanation available. Be…
8 years ago