Assertion : Boron forms only covalent co...

Assertion : Boron forms only covalent compounds. ,
Reason : Boron has very small size.

A

Statement-1 is true, statement-2 is true, statement-2 is a correct explanation for statement-1

B

Statement-1 is true, statement-2 is true, statement-2 is not correct explanation for statement-1

C

Statement-1 is true, statement-2 is false

D

Statement-1 is false, statement-2 is true

Text Solution

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The correct Answer is:

A

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AAKASH INSTITUTE ENGLISH-THE P-BLOCK ELEMENTS-Assignment Section-E)

Assertion : Boron forms only covalent compounds. , Reason : Boron ha...
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Statement-1: White P is considered as the elemental state of P. Stat...
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Statement-1: Aluminium chloride has chloro-bridged structure in vapour...
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Statement-1: B(OH)(3) behaves as a lewis acid. Statement-2: Second i...
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Statement-1: B does not form [BF(6)]^(3-) Statement-2: Co-ordination...
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Statement-1: B(2)H(6) on heating with excess of ammonia forms boron ni...
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Statement-1: BCl(3) and C Cl(4) do not undergo hydrolysis. Statement...
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Statement-1: Silicones are used as high class industrial insulators. ...
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Statement-1: Pyro-silicates are 1-D polymers. Statement-2: In pyro-s...
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Statement-1: Inter-stitial carbides are formed when heavy metals react...
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Assertion: All clatharate compound of noble gas are the compounds in w...
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Assertion:PCl(5) is covalent in gaseous and liquid states but ionic in...
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Statement-1: Bond energy of Hl is smaller than that of HBr. Statemen...
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Statement-1: NCl(3) is hydrolysed by water by NF(3) is not hydrolysed....
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Statement-1: Peroxomonosulphuric acid has low basicity. Statement-2:...
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Statement-1: HF is weaker acid than HCl. Statement-2: F^(-) has high...
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Statement-1: IC l(2)^(Theta) is a linear compound. Statement-2: In I...
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Statement-1: NH(3) is more basic than NF(3) Statement-2: F is more e...
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Statement-1: H(2)S is weak diprotic acid. Statement-2: Salt of aq. N...
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Statement-1: All noble gases are considered as unreactive. Statement...
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