BASICITY

WHAT IS THE ORDER OF BASICITY....
GIVE REASON PLZ...

7 Answers

1
vector ·

is the ans 3>1>2>4

1
dinks007 ·

1>2>3>4

11
Subash ·

check for the availability of lone pair on N you will get this

1
vector ·

ya it must be that only .i realised my mistake .

1
kamalendu ghosh ·

1>2>3>4...

1
kamalendu ghosh ·

In 4 delocalisation of electron on N takes place......in 3 delocalisation of e- does not take place (for mainting aromaticity)...so 3>4

In 2 O is e-withdraing so e over N decreases....In 1 no such takes place..

So 1>2>3>4

1
skygirl ·

yep 1>2>3>4 :)

@richa... the pyrine carbons are sp2 hybridised... more electronegative... they attracts the lone pairs...

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