A) iron
B) nickel
C) cobalt
D) tungsten
Correct Answer: B
Solution :
Ni combines with CO to form volatile\[Ni{{(CO)}_{4}}\]which decomposes to give pure Ni metal and CO on heating. \[\underset{Volatile}{\mathop{Ni{{(CO)}_{4}}}}\,\xrightarrow[{}]{Heat}\underset{Metal}{\mathop{Ni}}\,+CO\uparrow \]You need to login to perform this action.
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