NEST2017Chemistrys Block Elements
An alkaline earth metal (M) dissolves in liquid ammonia forming a deep blue-black solution. The reaction involved is
Options
- AM +2 NH ₃ M ( NH ₂ )₂+ H ₂
- BM +x NH ₃ [ M ( NH ₃ )_x ]
- CM +2 NH ₄ OH M ( OH )₂+2 NH ₃
- DM +(x+2 y) NH ₃ [ M ( NH ₃ )_x ]²⁺+2 [ e ( NH ₃ )_y ]⁻ . (e represents electron)
Correct answer
D. M +(x+2 y) NH ₃ [ M ( NH ₃ )_x ]²⁺+2 [ e ( NH ₃ )_y ]⁻ . (e represents electron)
Step-by-step solution
No solution available.