a$-)C_6{H}_6+C_6{H}_5$COCl$+AlC{l}_3$

b$-)2$ moles $C_6{H}_6+C{O}_2$

c$-)C_6{H}_5\frac{C}{O}OH+AlC{l}_3+C_6{H}_6$

d$-)C_6{H}_5\frac{C}{O}OH+C_6{H}_5$COCl

Q$\mathrm{.}10-$ What are the products formed in the following reaction?

a$.)$ Ethyl acetate and acetic acid

b$-)2$ moles of acetic acid

c$-)$ Ethylmethyl ketone and acetic acid

d$-)2-$butanone and acetic acid

Q$\mathrm{.}11-)$ Give the correct configuration of the following two structures?

a$-)$ S$-2-$methoxy$-1,2-$butandiol; S$-2-$nitrohexanoic acid

b$-)$ R$-2-$methoxy$-1,2-$butandiol ; R$-2-$nitrohexanoic acid

c$-)$ S$-2-$methoxy$-1,2-$butandiol; R$-2-$nitrohexanoic acid

d$-)$R$-2-$methoxy$-1,2-$butandiol; S$-2-$nitrohexanoic acid

Q$\mathrm{.}12-)$ Which of the following compounds is$($are$)$ E configuration$($s$)?$

I.

II$.$

III.

A$)$ I

B$)$ II

C$)$ III

D$)I+II$

E$)$ II $+$ III

Q$\mathrm{.}13-)$ Predict the major product for the reaction: $2-$methyl$-2-$butene $+HBr?$

A$)(C{H}_3{)}_{2}CBrC{H}_{2}C{H}_3$

B$)(C{H}_3{)}_{2}CBrCH=C{H}_2$

C$)(C{H}_3{)}_{2}CHCHBrC{H}_3$

D$)C{H}_2=C(C{H}_3)C{H}_{2}C{H}_3$

E$)$ no reaction