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Standard VII

Chemistry

Double Displacement Reaction

Which of the ...

Question

Which of the following is not a double displacement reaction?

B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + 2 H C l

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C u S O_{4} + H_{2} S \to C u S + H_{2} S O_{4}

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N a O H + H C l \to N a C l + H_{2} O

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M g_{3} N_{2} + 6 H_{2} O \to 3 M g (O H)_{2} + 2 N H_{3}

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Solution

The correct option is D $M g_{3} N_{2} + 6 H_{2} O \to 3 M g (O H)_{2} + 2 N H_{3}$

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Similar questions

Q. Which of the following reactions is/are a double displacement reaction(s) ?
(i)

A g N O_{3} + N a B r \to N a N O_{3} + A g B r

(ii)

B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + 2 H C l

(iii)

A g N O_{3} + N a C l \to A g C l + N a N O_{3}

(iv)

N a O H + H C l \to N a C l + H_{2} O

Q. A list of reactions are given below.

(a)

F e + 2 H C l \to F e C l_{2} + H_{2}

(b)

F e S + 2 H C l \to F e C l_{2} + H_{2} S

(c)

F e + S Δ - \to F e S

(d)

N a C l + H_{2} S O_{4} < 200^{o} C - --- \to N a H S O_{4} + H C l

(e)

C u S O_{4} + H_{2} S \to C u S + H_{2} S O_{4}

(f)

S + H_{2} S O_{4} \to 3 S O_{2} + H_{2} O

Identify redox reactions.

Q. Balance the following chemical equations:

(a)

H N O_{3} + C a {(O H)}_{2} \to C a {(N O_{3})}_{2} + H_{2} O

(b)

N a O H + H_{2} S O_{4} \to {N a}_{2} S O_{4} + H_{2} O

(c)

N a C l + A g N O_{3} \to A g C l + N a N O_{3}

(d)

B a {C l}_{2} + H_{2} S O_{4} \to B a S O_{4} + H C l

Which of the following is not an example of redox reaction?
(a) $C u O + H_{2} \to C u + H_{2} O$
(b) $F e_{2} O_{3} + 3 C O \to 2 F e + 3 C O_{2}$
(c) $2 K + F_{2} \to 2 K F$
(d) $B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + 2 H C l$

Q. The reaction

B a C l_{2} + H_{2} S O_{4} \to B a S O_{4} + 2 H C l

is:

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Which of the following is not a double displacement reaction?

The correct option is D Mg3N2+6H2O→3Mg(OH)2+2NH3

The correct option is D $M g_{3} N_{2} + 6 H_{2} O \to 3 M g (O H)_{2} + 2 N H_{3}$