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Binary Compounds - Hydrides

Question

The hydride that is not electron deficent is:
$G a H_{3}$
$S i H_{4}$
$A l H_{3}$
$B_{2} H_{6}$

A

B_{2} H_{6}

B

A l H_{3}

C

G a H_{3}

D

S i H_{4}

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Solution

Verified by Toppr

(1) $B_{2} H_{6} :$ Electron deficient

(2) $A l H_{3} :$ Electron deficient

(3) $S i H_{4} :$ Electron precise as it has octet configuration in Si.

(4) $G a H_{3} :$ Electron deficient

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Q1

The hydride that is not electron deficent is:

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Q2

Hydride of boron occurs as

B_{2} H_{6}

but

B_{2} C l_{6}

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Q3

Match the column I with column II and mark the appropriate choice.

	column I			column II
A	NaH		i	Interstitial hydride
B	$C H_{4}$		ii	Molecular hydride
C	$V H_{0.56}$		iii	Ionic hydride
D	$B_{2} H_{6}$		iv	Electron-deficient hydride

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Q4

Arrange the following hydrides in their increasing acid strength

[C H_{4}, H_{2} S, P H_{3} a n d S i H_{4}]

-

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Q5

The correct statements among (a) to (d) are :
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H_{2}

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H_{2} O

.
(b) reaction of

L i A l H_{4}

with

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(d)

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