1.

What is formed when calcium carbide reacts with heavy water?

A. \[{{C}_{2}}{{D}_{2}}\]                       
B. \[Ca{{D}_{2}}\]
C. \[C{{a}_{2}}{{D}_{2}}O\]                  
D. \[C{{D}_{2}}\]
Answer» B. \[Ca{{D}_{2}}\]


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