The products formed when diborane is hydrolysed are
The products formed when diborane is hydrolysed are Options (a) B₂O₃ and H₃BO₃ (b) B₂O₃ only (c) H₃ BO₃ and…
7 years ago
S and Some P Block Elements
Germanium of very high purity is obtained by
Germanium of very high purity is obtained by Options (a) liquation (b) vapour phase refining (c) distilation (d) zone refining…
7 years ago
The element that does not show catenation among the following p-block elements is
The element that does not show catenation among the following p-block elements is Options (a) carbon (b) silicon (c) germanium…
7 years ago
Reaction of diborane with ammonia gives initially
Reaction of diborane with ammonia gives initially Options (a) B₂H₆.NH₃ (b) Borazole (c) B₂H₆.3NH₃ (d) [BH₂(NH₃)₂]⁺ [BH₄]⁻ Correct Answer: [BH₂(NH₃)₂]⁺…
7 years ago
The anion, (Si₆O₁₈)¹²⁻ is present in
The anion, (Si₆O₁₈)¹²⁻ is present in Options (a) pyroxene (b) beryl (c) mica (d) albite Correct Answer: berylExplanation:No explanation available.…
7 years ago
The number of carbon atoms in Buckminsterfullerene is
The number of carbon atoms in Buckminsterfullerene is Options (a) 50 (b) 350 (c) 60 (d) 70 Correct Answer: 60Explanation:Buckminsterfullerene…
7 years ago
The main reason that SiCl₄ is easily hydrolysed as compared to CCl₄ is that
The main reason that SiCl₄ is easily hydrolysed as compared to CCl₄ is that Options (a) Si - Si bond…
7 years ago
The hardest substance amongst the following is
The hardest substance amongst the following is Options (a) Be₂C (b) graphite (c) titanium (d) B₄C Correct Answer: B₄CExplanation:No explanation…
7 years ago
Inorganic graphite is
Inorganic graphite is Options (a) B₃N₃H₆ (b) B₃N₃ (c) SiC (d) Fe(CO)₅ Correct Answer: B₃N₃Explanation:No explanation available. Be the first…
7 years ago
The element that does not form a monoxide is
The element that does not form a monoxide is Options (a) lead (b) tin (c) germanium (d) silicon Correct Answer:…
7 years ago