Which of the following glass is used in making wind screen of automobiles
Which of the following glass is used in making wind screen of automobiles Options (a) Jena (b) Pyrex (c) Safety…
8 years ago
Questions
Which does not exist
Which does not exist Options (a) [SiCl₂]²⁻ (b) [GeF₆]²⁻ (c) [CCl₆]²⁻ (d) [SnCl₆]²⁻ Correct Answer: [CCl₆]²⁻Explanation:No explanation available. Be the…
8 years ago
In the aluminothermite process , aluminium acts as
In the aluminothermite process , aluminium acts as Options (a) an oxidising agent (b) a flux (c) a solder (d)…
8 years ago
Which of the following is not hydrolysed easily
Which of the following is not hydrolysed easily Options (a) CCl₄ (b) SiCl₄ (c) GeCl₄ (d) SnCl₄ Correct Answer: CCl₄Explanation:No…
8 years ago
The products of the following reaction are
The products of the following reaction are Options (a) SiC and CO₂ (b) SiO and CO (c) SiC and CO…
8 years ago
The diagonal partner of element B is
The diagonal partner of element B is Options (a) Li (b) Al (c) Si (d) Mg Correct Answer: SiExplanation:No explanation…
8 years ago
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…
8 years ago
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…
8 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…
8 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]⁺…
8 years ago