NH 42 Cr 2 O 7- on heating liberates a gas- The same gas will be obtained by-A- Heating NH 4 N O 2B- Heating NH 4 N O 3C- Treating H 2 O 2 with N aN O 2D- Treating HN O 3 with NaOH

The correct option is A Heating NH_4NO_2(NH_4)_2 Cr_2O_7 N_2 ↑ + Cr_2 O_3 + 4H_2O NH_4 NO_2 N_2 ↑ + 2H_2O NH_4 NO_3 H_2O + N_2O ↑ ...

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Byju's Answer

Standard XII

Chemistry

Reactions of Aryl Amines (Diazo Salts)

NH 42 Cr 2 O ...

Question

$(N H_{4})_{2} C r_{2} O_{7},$ on heating liberates a gas. The same gas will be obtained by:

Heating

N H_{4} N O_{2}

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Heating

N H_{4} N O_{3}

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Treating

H_{2} O_{2}

with

N a N O_{2}

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Treating

H N O_{3}

with NaOH

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Solution

The correct option is A Heating $N H_{4} N O_{2}$
$(N H_{4})_{2} C r_{2} O_{7} Δ - \to N_{2} ↑ + C r_{2} O_{3} + 4 H_{2} O N H_{4} N O_{2} Δ - \to N_{2} ↑ + 2 H_{2} O N H_{4} N O_{3} Δ - \to H_{2} O + N_{2} O ↑$

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Similar questions

(N H_{4})_{2} C r_{2} O_{7}

on heating liberates gas. The same gas will be obtained by :

Q. It has

d^{2} s p^{2}

hybridisation.

(N H_{4})_{2} C r_{2} O_{7}

on heating gives a gas /vapour, which is also produced in significant quantity by:
(I) heating

N H_{4} C l

(II) heating

C u S O_{4} 5 H_{2} O

(III) heating

B a (N_{3})_{2}

(IV) treating

N a N O_{3}

with

Z n

in basic medium.

{({N H}_{4})}_{2} {C r}_{2} O_{7}

on heating liberates gas. The same gas will be obtained by:

N H_{3}

can be obtained by

Q. A compound

(X)

on heating with an excess of

N a O H

solution gives a gas

(Y),

which gives white fumes on exposure to

H C l

. Heating is continued to expel the gas completely. The resultant alkaline solution again liberates the same gas

Y

when heated with

Z n

powder. However, the compound

(X)

when heated alone does not give nitrogen. Identify the compounds

X

and

Y

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(NH4)2Cr2O7, on heating liberates a gas. The same gas will be obtained by:

The correct option is A Heating NH4NO2(NH4)2Cr2O7Δ−→N2↑+Cr2O3+4H2ONH4NO2Δ−→N2↑+2H2ONH4NO3Δ−→H2O+N2O↑

$(N H_{4})_{2} C r_{2} O_{7},$ on heating liberates a gas. The same gas will be obtained by:

The correct option is A Heating $N H_{4} N O_{2}$
$(N H_{4})_{2} C r_{2} O_{7} Δ - \to N_{2} ↑ + C r_{2} O_{3} + 4 H_{2} O N H_{4} N O_{2} Δ - \to N_{2} ↑ + 2 H_{2} O N H_{4} N O_{3} Δ - \to H_{2} O + N_{2} O ↑$