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P Block Elements question

2017 · 8 Apr · Shift 1 · Q13
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P Block Elements question

2017 · 8 Apr · Shift 1 · Q13

JEE MainChemistryP Block ElementsMCQ+4 / −1
A metal ‘M’ reacts with nitrogen gas to afford ‘M3NM_3NM3​N’. ‘M3NM_3NM3​N’ on heating at high temperature gives back ‘M’ and on reaction with water produces a gas ‘B’. Gas ‘B’ reacts with aqueous solution of CuSO4CuSO_4CuSO4​ to form a deep blue compound. ‘M’ and ‘B’ respectively are :
  1. A
    Li and NH3NH_3NH3​
  2. B
    Ba and N2N_2N2​
  3. C
    Na and NH3NH_3NH3​
  4. D
    Al and N2N_2N2​
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