Organic Chemistry Some Basic Principles And Techniques
- Organic Chemistry Some Basic Principles And Techniques Ques 1
- Organic Chemistry Some Basic Principles And Techniques Ques 2
- Organic Chemistry Some Basic Principles And Techniques Ques 3
- Organic Chemistry Some Basic Principles And Techniques Ques 4
- Organic Chemistry Some Basic Principles And Techniques Ques 5
- Organic Chemistry Some Basic Principles And Techniques Ques 6
- Organic Chemistry Some Basic Principles And Techniques Ques 7
- Organic Chemistry Some Basic Principles And Techniques Ques 8
- Organic Chemistry Some Basic Principles And Techniques Ques 9
- Organic Chemistry Some Basic Principles And Techniques Ques 10
- Organic Chemistry Some Basic Principles And Techniques Ques 11
- Organic Chemistry Some Basic Principles And Techniques Ques 12
- Organic Chemistry Some Basic Principles And Techniques Ques 13
- Organic Chemistry Some Basic Principles And Techniques Ques 14
- Organic Chemistry Some Basic Principles And Techniques Ques 15
- Organic Chemistry Some Basic Principles And Techniques Ques 16
- Organic Chemistry Some Basic Principles And Techniques Ques 17
- Organic Chemistry Some Basic Principles And Techniques Ques 18
- Organic Chemistry Some Basic Principles And Techniques Ques 19
- Organic Chemistry Some Basic Principles And Techniques Ques 20
- Organic Chemistry Some Basic Principles And Techniques Ques 21
- Organic Chemistry Some Basic Principles And Techniques Ques 22
- Organic Chemistry Some Basic Principles And Techniques Ques 23
- Organic Chemistry Some Basic Principles And Techniques Ques 24
- Organic Chemistry Some Basic Principles And Techniques Ques 25
- Organic Chemistry Some Basic Principles And Techniques Ques 26
- Organic Chemistry Some Basic Principles And Techniques Ques 27
- Organic Chemistry Some Basic Principles And Techniques Ques 28
- Organic Chemistry Some Basic Principles And Techniques Ques 29
- Organic Chemistry Some Basic Principles And Techniques Ques 30
- Organic Chemistry Some Basic Principles And Techniques Ques 31
- Organic Chemistry Some Basic Principles And Techniques Ques 32
- Organic Chemistry Some Basic Principles And Techniques Ques 33
- Organic Chemistry Some Basic Principles And Techniques Ques 34
- Organic Chemistry Some Basic Principles And Techniques Ques 35
- Organic Chemistry Some Basic Principles And Techniques Ques 36
- Organic Chemistry Some Basic Principles And Techniques Ques 37
- Organic Chemistry Some Basic Principles And Techniques Ques 38
- Organic Chemistry Some Basic Principles And Techniques Ques 39
- Organic Chemistry Some Basic Principles And Techniques Ques 40
- Organic Chemistry Some Basic Principles And Techniques Ques 41
- Organic Chemistry Some Basic Principles And Techniques Ques 42
- Organic Chemistry Some Basic Principles And Techniques Ques 43
- Organic Chemistry Some Basic Principles And Techniques Ques 44
- Organic Chemistry Some Basic Principles And Techniques Ques 45
- Organic Chemistry Some Basic Principles And Techniques Ques 46
- Organic Chemistry Some Basic Principles And Techniques Ques 47
- Organic Chemistry Some Basic Principles And Techniques Ques 48
- Organic Chemistry Some Basic Principles And Techniques Ques 49
- Organic Chemistry Some Basic Principles And Techniques Ques 50
- Organic Chemistry Some Basic Principles And Techniques Ques 51
- Organic Chemistry Some Basic Principles And Techniques Ques 52
- Organic Chemistry Some Basic Principles And Techniques Ques 53
- Organic Chemistry Some Basic Principles And Techniques Ques 54
- Organic Chemistry Some Basic Principles And Techniques Ques 55
- Organic Chemistry Some Basic Principles And Techniques Ques 56
- Organic Chemistry Some Basic Principles And Techniques Ques 57
- Organic Chemistry Some Basic Principles And Techniques Ques 58
- Organic Chemistry Some Basic Principles And Techniques Ques 59
- Organic Chemistry Some Basic Principles And Techniques Ques 60
- Organic Chemistry Some Basic Principles And Techniques Ques 61
- Organic Chemistry Some Basic Principles And Techniques Ques 62
- Organic Chemistry Some Basic Principles And Techniques Ques 63
- Organic Chemistry Some Basic Principles And Techniques Ques 64
- Organic Chemistry Some Basic Principles And Techniques Ques 65
- Organic Chemistry Some Basic Principles And Techniques Ques 66
- Organic Chemistry Some Basic Principles And Techniques Ques 67
- Organic Chemistry Some Basic Principles And Techniques Ques 68
- Organic Chemistry Some Basic Principles And Techniques Ques 69
- Organic Chemistry Some Basic Principles And Techniques Ques 70
- Organic Chemistry Some Basic Principles And Techniques Ques 71
Organic Chemistry Some Basic Principles And Techniques Ques 55
55. The stability of carbanions in the following :
(a) $RC \equiv \overline{C}$
(b)
(c) $R_2 C=C \overline{H}$
(d) $R_3 C-CH_2$
is in the order of:
[2008]
(a) (a) $>$ (b) $>$ (c) $>$ (d)
(b) (b) $>$ (c) $>$ (d) $>$ (a)
(c) (d) $>$ (b) $>$ (c) $>$ (a)
(d) >$ (d) >$ (c) >$ (b)
Show Answer
Answer:
Correct Answer: 55.(a)
Solution:
- (a) As ’ $s$ ’ character increases, stability of carbanion increases. Also, electron donating groups increases the stability of carbanion. Hence, the correct stability, order:
$\underset{+1}{R_3} \to C \underset{s p^{3}}{\stackrel{\ominus}{C}} H_2$
BETA
