MCQ
What is the formula of hydrolith?
- ✓$CaH_2$
- B$BeH_2$
- C$MgH_2$
- D$BaH_2$
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$\begin{array}{cc}
\phantom{...........}\ce{O}\\
\phantom{...........}||\\
\ce{C2H5 - N - H + CH3 - C - Cl ->[Pyridine][-HCl]}\\
|\phantom{......................}\\
\ce{C2H5}\phantom{..................}
\end{array}$
