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Which of the following pairs produce sam...

Which of the following pairs produce same gas?

A

`NH_(4)NO_(3)` on heating and `Hg(NO_(3))_(2)` on heating

B

`NH_(4)CI` on heating and `CaCN_(2)+H_(2)o`

C

`Ca_(3)N_(2)+` dilute `HCI` and `NH_(4)NO_(2)` on heating

D

`(NH_(4))_(2) Cr_(2)O_(7)` on heating and `NH_(4)NO_(2)` on heating

Text Solution

Verified by Experts

The correct Answer is:
B, D
`Ca_(3)N_(2) +6HCI rarr 3CaCI_(2) + 2NH_(3)`
`NH_(4)NO_(2) overset(Delta)rarr N_(2)+2H_(2)O`
`(NH_(4))_(2) Cr_(2)O_(7) overset(Delta)rarr N_(2)+Cr_(2)O_(3)+4H_(2)O`
`NH_(4)NO_(3) overset(Delta)rarr N_(2)O +2H_(2)O`
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