INDUCTIVE EFFECT Flashcards

1
Q

Inductive Effect

A

sigma electron displacement effect/ sigma electron polarisation effect
directional effect
weak effect
appears in GS of e
based on diff of EN
additive effect

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2
Q

reference atom

A

hydrogen

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3
Q

distance dep

A

after 3rd ‘C’, eff diminishes

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4
Q

types

A

+I & -I

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5
Q

carbocation

A

-R+
primary, secondary and tertiary carbocation

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6
Q

facts about CC

A

sp2 hyb
6 sigma electrons around it
planar str
diamagnetic
stablises by +I effect but destabilizes by -I effect

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7
Q

sp>sp2>sp3 {CC}

A

3 degree> 2degree> 1 degree

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8
Q

more the %s chr of hyb orbital, less the stability of carbocation

A

s% in sp= 50%
s% in sp2= 33.33%
s% in sp3= 25%

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9
Q

carbanion

A

sp3
non conjugated
pyramid shaped
electron rich,
diamagnetic
+I destabilise but -I stabilises

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10
Q

sp>sp2>sp3 (CA)
more the s charachter, more stability

A

1>2>3

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11
Q

carbon free radicle

A

having odd electron on carbon
nearly planar
sp2
paramagnetic
electorn deficient

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12
Q

stability is directly proportional to +I group

A

inversely proportional to -I effect

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