?The action of OH on vinyl alcohol is
a- SN1 reaction
b- SN2 reaction
c- Neither a-b
?Hydrolysis of phenyl methyl chloride is
a- SN1 reaction
b- SN2 reaction
c- Both a-b
?The reaction of Alcohol with SOCl2 in presence of pyridine is
a- SN1 reaction
B- SN2 reaction
C- SNi reaction
.SN1 reaction followed by...................configuration
a- Retention
b- conversion
c- Both a,b
? The racemization ratio increased by
a- stability of carbonium ion
b- Nucleophilicity
c- Neithher a or b