MCQ
Ammonia can be dried by
- Aconc. $H_2SO_4$
- B$P_4O_{10}$
- ✓$CaO$
- Danhydrous $CaCl_2$
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$_H^{Br} > \mathop C\limits_1 = \mathop C\limits_2 < _H^{Br}$ $\xrightarrow[{Catalyst}]{{{H_2}}}Br\mathop {C{H_2}}\limits_3 \mathop {C{H_2}}\limits_4 Br$
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The structure of $L -(-)$-glucose is