Increasing order of reactivity of the following compounds for SN1 substitution is:
(B) < (C) < (D) < (A)
(A) < (B) < (D) < (C)
(B) < (C) < (A) < (D)
(B) < (A) < (D) < (C)
The major product of the following reaction is
CH3C≡CH
CH3C (I) Cl CHD2
CH3CD (Cl) CHD (I)
CH3CD2CH(Cl) (I)
CH3CD(I)CHD (Cl)
The increasing order of reactivity of the following compounds towards aromatic electrophilic substitution reaction is
D < A < C < B
B < C < A < D
D < B < A< C
A < B < C < D
Increasing rate of SN1 reaction in the following compounds is :
(B)<(A)<(C)<(D)
(A)<(B)<(D)<(C)
(B)<(A)<(D)<(C)
(A)<(B)<(C)<(D)
Freon used as refrigerant is
CF2=CF2
CH2F2
CCl2F2
CF4
C.
CCl2F2
The chloroflurocarbon compounds of methane and ethane are collectively known as freons. It is CCl2F2 and is used as a refrigerant.
2-Phenylethylbromide when heated with NaOEt, elimination takes place. No deuterium exchange takes place when the reaction is carried out in C2H5OD solvent. The mechanism will be
E1 elimination
E2 elimination
E1 cB elimination
E2 or E1cB
For the following reactions,
i) CH3 CH2 CH2Br + KOH --> CH3CH=CH2 +KBr +H2O
ii)
iii)
(i) is elimination reaction, (ii) is substitution reaction, and (iii) is addition reaction.
(i) is elimination reaction, (ii) is addition reaction, (iii) is substitution reactions.
(i) is substitution, (ii) addition reaction (iii) is addition reactions
(i) is substitution, (ii) addition reaction (iii) is addition reactions