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A(metal)+X(2) overset (Delta) rarr B ove...

A(metal)+`X_(2) overset (Delta) rarr B overset (H_(2)O) rarr Z+D`
(A gives Brick red to flame)
(`X_(2)` is relatively inert in VA group)
`Z overset(Delta)rarrE+H_(2)O,E overset("coke") underset(Delta) rarr {:(F,+,G),(x_(2)darr,Delta,darrNaOH),(I,,Y):}`
Compound I is

A

`Ca_(3)N_(2)`

B

`CaCN_(2)`

C

`Ca_(3)C_(2)`

D

`Ca(CN)_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • A(metal)+ X_(2) overset (Delta) rarr B overset (H_(2)O) rarr Z+D (A gives Brick red to flame) ( X_(2) is relatively inert in VA group) Z overset(Delta)rarrE+H_(2)O,E overset("coke") underset(Delta) rarr {:(F,+,G),(x_(2)darr,Delta,darrNaOH),(I,,Y):} Compound F on hydrolysis gives

    A
    HCOOH
    B
    `C_(2)H_(2)`
    C
    `NH_(3)`
    D
    `CH_(4)`

  • overset(H_(2)O^(+))underset(Delta)rarr[B]

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    B
    C
    D

  • C_8H_6O_4 overset Delta rarr X overset (NH_3) rarr Y The compound Xis

    A
    o- xylene
    B
    phthalic acid
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    phthalic anhydride
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