MCQ
Acetic acid dissolved in benzene shows a molecular mass of
- A$30$
- B$60$
- ✓$120$
- D$240$
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Acetoacetic ester $\xrightarrow{NaOEt}$ $\xrightarrow{C{{H}_{3}}I}$ $\xrightarrow{NaOEt}$ $\xrightarrow{C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br}$
$(A)$ $BF _{3}$
$(B)$ $SiCl _{4}$
$(C)$ $PCl _{5}$
$(D)$ $SF _{6}$
$(i)$ $Zn|Zn^{2+}\,(1\,M)||Cu^{2+}\,(1\,M)|Cu$
$(ii)$ $Zn|Zn^{2+}\,(0.1\,M)||Cu^{2+}\,(1\,M)|Cu$
$(iii)$ $Zn|Zn^{2+}\,(1\,M)||Cu^{2+}\,(0.1\,M)|Cu$
$(iv)$ $Zn|Zn^{2+}(0.1\,M)||Cu^{2+}\,(0.1\,M)|Cu$