Types of Organic Reactions
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317801 The reaction:
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{I}+\mathrm{KOH}(\mathrm{aq}) \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}+\mathrm{KI}\) is classified as :

1 Electrophilic substitution reaction
2 Nucleophilic substitution reaction
3 Elimination reaction
4 Electrophilic addition reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317802 The reaction is
\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{Br} \xrightarrow{\mathrm{H}_{2} \mathrm{O}}\left(\mathrm{CH}_{3}\right)_{3}-\mathrm{C}-\mathrm{OH}\)

1 elimination reaction
2 substitution reaction
3 free radical reaction
4 displacement reaction.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317791 Which one is electrophilic addition reaction?

1 \(\mathrm{CH}_{3}-\mathrm{CH}_{3}+\mathrm{Cl}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Cl}+\mathrm{HCl}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{O}+\mathrm{HCN} \rightarrow \mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CN}\)
3 \({\text{B}}{{\text{r}}_{\text{2}}} \to {\text{B}}{{\text{r}}^ \bullet } + {\text{B}}{{\text{r}}^ \bullet }\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}_{2}+\mathrm{Br}_{2} \rightarrow \mathrm{CH}_{2} \mathrm{BrCH}_{2} \mathrm{Br}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317792 The formation of cyanohydrin from a ketone is an example of

1 Electrophilic addition reaction
2 Nucleophilic addition reaction
3 Nucleophilic substitution reaction
4 Electrophilic substitution reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317793 Which of the following is an example of elimination reaction?

1 Chlorination of methane
2 Dehydration of ethanol
3 Nitration of benzene
4 Hydroxylation of ethylene
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317801 The reaction:
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{I}+\mathrm{KOH}(\mathrm{aq}) \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}+\mathrm{KI}\) is classified as :

1 Electrophilic substitution reaction
2 Nucleophilic substitution reaction
3 Elimination reaction
4 Electrophilic addition reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317802 The reaction is
\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{Br} \xrightarrow{\mathrm{H}_{2} \mathrm{O}}\left(\mathrm{CH}_{3}\right)_{3}-\mathrm{C}-\mathrm{OH}\)

1 elimination reaction
2 substitution reaction
3 free radical reaction
4 displacement reaction.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317791 Which one is electrophilic addition reaction?

1 \(\mathrm{CH}_{3}-\mathrm{CH}_{3}+\mathrm{Cl}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Cl}+\mathrm{HCl}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{O}+\mathrm{HCN} \rightarrow \mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CN}\)
3 \({\text{B}}{{\text{r}}_{\text{2}}} \to {\text{B}}{{\text{r}}^ \bullet } + {\text{B}}{{\text{r}}^ \bullet }\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}_{2}+\mathrm{Br}_{2} \rightarrow \mathrm{CH}_{2} \mathrm{BrCH}_{2} \mathrm{Br}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317792 The formation of cyanohydrin from a ketone is an example of

1 Electrophilic addition reaction
2 Nucleophilic addition reaction
3 Nucleophilic substitution reaction
4 Electrophilic substitution reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317793 Which of the following is an example of elimination reaction?

1 Chlorination of methane
2 Dehydration of ethanol
3 Nitration of benzene
4 Hydroxylation of ethylene
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317801 The reaction:
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{I}+\mathrm{KOH}(\mathrm{aq}) \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}+\mathrm{KI}\) is classified as :

1 Electrophilic substitution reaction
2 Nucleophilic substitution reaction
3 Elimination reaction
4 Electrophilic addition reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317802 The reaction is
\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{Br} \xrightarrow{\mathrm{H}_{2} \mathrm{O}}\left(\mathrm{CH}_{3}\right)_{3}-\mathrm{C}-\mathrm{OH}\)

1 elimination reaction
2 substitution reaction
3 free radical reaction
4 displacement reaction.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317791 Which one is electrophilic addition reaction?

1 \(\mathrm{CH}_{3}-\mathrm{CH}_{3}+\mathrm{Cl}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Cl}+\mathrm{HCl}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{O}+\mathrm{HCN} \rightarrow \mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CN}\)
3 \({\text{B}}{{\text{r}}_{\text{2}}} \to {\text{B}}{{\text{r}}^ \bullet } + {\text{B}}{{\text{r}}^ \bullet }\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}_{2}+\mathrm{Br}_{2} \rightarrow \mathrm{CH}_{2} \mathrm{BrCH}_{2} \mathrm{Br}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317792 The formation of cyanohydrin from a ketone is an example of

1 Electrophilic addition reaction
2 Nucleophilic addition reaction
3 Nucleophilic substitution reaction
4 Electrophilic substitution reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317793 Which of the following is an example of elimination reaction?

1 Chlorination of methane
2 Dehydration of ethanol
3 Nitration of benzene
4 Hydroxylation of ethylene
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317801 The reaction:
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{I}+\mathrm{KOH}(\mathrm{aq}) \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}+\mathrm{KI}\) is classified as :

1 Electrophilic substitution reaction
2 Nucleophilic substitution reaction
3 Elimination reaction
4 Electrophilic addition reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317802 The reaction is
\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{Br} \xrightarrow{\mathrm{H}_{2} \mathrm{O}}\left(\mathrm{CH}_{3}\right)_{3}-\mathrm{C}-\mathrm{OH}\)

1 elimination reaction
2 substitution reaction
3 free radical reaction
4 displacement reaction.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317791 Which one is electrophilic addition reaction?

1 \(\mathrm{CH}_{3}-\mathrm{CH}_{3}+\mathrm{Cl}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Cl}+\mathrm{HCl}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{O}+\mathrm{HCN} \rightarrow \mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CN}\)
3 \({\text{B}}{{\text{r}}_{\text{2}}} \to {\text{B}}{{\text{r}}^ \bullet } + {\text{B}}{{\text{r}}^ \bullet }\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}_{2}+\mathrm{Br}_{2} \rightarrow \mathrm{CH}_{2} \mathrm{BrCH}_{2} \mathrm{Br}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317792 The formation of cyanohydrin from a ketone is an example of

1 Electrophilic addition reaction
2 Nucleophilic addition reaction
3 Nucleophilic substitution reaction
4 Electrophilic substitution reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317793 Which of the following is an example of elimination reaction?

1 Chlorination of methane
2 Dehydration of ethanol
3 Nitration of benzene
4 Hydroxylation of ethylene
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317801 The reaction:
\(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{I}+\mathrm{KOH}(\mathrm{aq}) \rightarrow \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}+\mathrm{KI}\) is classified as :

1 Electrophilic substitution reaction
2 Nucleophilic substitution reaction
3 Elimination reaction
4 Electrophilic addition reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317802 The reaction is
\(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{C}-\mathrm{Br} \xrightarrow{\mathrm{H}_{2} \mathrm{O}}\left(\mathrm{CH}_{3}\right)_{3}-\mathrm{C}-\mathrm{OH}\)

1 elimination reaction
2 substitution reaction
3 free radical reaction
4 displacement reaction.
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317791 Which one is electrophilic addition reaction?

1 \(\mathrm{CH}_{3}-\mathrm{CH}_{3}+\mathrm{Cl}_{2} \rightarrow \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Cl}+\mathrm{HCl}\)
2 \(\mathrm{CH}_{3} \mathrm{CH}=\mathrm{O}+\mathrm{HCN} \rightarrow \mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CN}\)
3 \({\text{B}}{{\text{r}}_{\text{2}}} \to {\text{B}}{{\text{r}}^ \bullet } + {\text{B}}{{\text{r}}^ \bullet }\)
4 \(\mathrm{CH}_{2}=\mathrm{CH}_{2}+\mathrm{Br}_{2} \rightarrow \mathrm{CH}_{2} \mathrm{BrCH}_{2} \mathrm{Br}\)
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317792 The formation of cyanohydrin from a ketone is an example of

1 Electrophilic addition reaction
2 Nucleophilic addition reaction
3 Nucleophilic substitution reaction
4 Electrophilic substitution reaction
CHXI12:ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES

317793 Which of the following is an example of elimination reaction?

1 Chlorination of methane
2 Dehydration of ethanol
3 Nitration of benzene
4 Hydroxylation of ethylene