Which of the following reaction gives B 2 H 6 -A- BF 3- LiAlH 4B- NaBH 4- I 2C- BF 3- N aHD- All of these

The correct option is D All of these(a) 4BF_3 + 3LiAlH_4 → 2B_2H_6+3LiF+ 3AlF_3 (b) 2NaBH_4 + I_2 → 2B_2H_6+ 2NaI+H_2 (c) 2BF_3 +6 NaH → B_2H_6+6NaF ...

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Byju's Answer

Standard XII

Chemistry

Interhalogen Compounds - Chemical Properties

Which of the ...

Question

Which of the following reaction gives $B_{2} H_{6}$ ?

B F_{3} + L i A l H_{4}

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N a B H_{4} + I_{2}

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B F_{3} + N a H

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All of these

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Solution

The correct option is D All of these
$(a) 4 B F_{3} + 3 L i A l H_{4} \to 2 B_{2} H_{6} + 3 L i F + 3 A l F_{3}$

$(b) 2 N a B H_{4} + I_{2} \to 2 B_{2} H_{6} + 2 N a I + H_{2}$

$(c) 2 B F_{3} + 6 N a H \to B_{2} H_{6} + 6 N a F$

Suggest Corrections

Similar questions

Q. Which of the following gives

B_{2} H_{6}

on reaction with

N a B H_{4} .

Q. Which of the following gives

B_{2} H_{6}

on reaction with

N a B H_{4} .

Q. Which of the following reaction(s) is/are not possible?
(i)

(C H_{3})_{2} O + B F_{3} \to (C H_{3})_{2} O \to B F_{3}

(ii)

(S i H_{3})_{2} O + B F_{3} \to (S i H_{3})_{2} O \to B F_{3}

(iii)

H_{3} N + B F_{3} \to H_{3} N \to B F_{3}

(iv)

(C H_{3})_{2} O + B F_{4}^{-} \to (C H_{3})_{2} O \to B F_{4}^{-}

N a B H_{4} + I_{2} \to X + Y + Z

B F_{3} + N a H 450 K - -- \to X + P

B F_{3} + L i A l H_{4} \to X + Q + R

Identify

X, Y, Z, P

and

Q

Q. In the reaction:

N H_{3} + B F_{3} ⟶ N H_{3} - B F_{3}, B F_{3}

is:

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Which of the following reaction gives B2H6?

The correct option is D All of these(a) 4BF3+3LiAlH4→2B2H6+3LiF+3AlF3 (b) 2NaBH4+I2→2B2H6+2NaI+H2 (c) 2BF3+6NaH→B2H6+6NaF

Which of the following reaction gives $B_{2} H_{6}$ ?

The correct option is D All of these
$(a) 4 B F_{3} + 3 L i A l H_{4} \to 2 B_{2} H_{6} + 3 L i F + 3 A l F_{3}$

$(b) 2 N a B H_{4} + I_{2} \to 2 B_{2} H_{6} + 2 N a I + H_{2}$

$(c) 2 B F_{3} + 6 N a H \to B_{2} H_{6} + 6 N a F$