The banana bond in diborane is constituted by
Options
(a) 3-atoms and 2-electrons (b) 2-atoms and 2-electrons (c) 3-atoms and 3-electrons (d) 2-atoms and 3-electrons
Correct Answer:
3-atoms and 2-electrons
Explanation:
No explanation […]
Higher percentage of carbon is found in
Options
(a) bituminous (b) peat (c) anthracite (d) lignite
Correct Answer:
anthracite
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The hybridisation of B in BF₃ molecules is
Options
(a) sp (b) sp² (c) sp³ (d) sp³d
Correct Answer:
sp²
Explanation:
No explanation available. Be the first to write the explanation for this […]
Mg burns in CO₂ to produce
Options
(a) MgO (b) MgCO₃ (c) MgO+CO (d) MgO +C
Correct Answer:
MgO +C
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following glass is used in making wind screen of automobiles
Options
(a) Jena (b) Pyrex (c) Safety (d) Crooke’s
Correct Answer:
Safety
Explanation:
No explanation available. Be the first to […]
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 first to write the explanation for this question by commenting […]
In the aluminothermite process , aluminium acts as
Options
(a) an oxidising agent (b) a flux (c) a solder (d) a reducing agent
Correct Answer:
a reducing agent
Explanation:
The method of obtaining […]
Which of the following is not hydrolysed easily
Options
(a) CCl₄ (b) SiCl₄ (c) GeCl₄ (d) SnCl₄
Correct Answer:
CCl₄
Explanation:
No explanation available. Be the first to write the explanation for this […]
The products of the following reaction are
Options
(a) SiC and CO₂ (b) SiO and CO (c) SiC and CO (d) Si and CO₂
Correct Answer:
SiC and CO
Explanation:
No explanation available. […]
The diagonal partner of element B is
Options
(a) Li (b) Al (c) Si (d) Mg
Correct Answer:
Si
Explanation:
No explanation available. Be the first to write the explanation for this question […]
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