Correct order of `IE_(1)` are:
(P) `Li lt B lt Be lt C` (Q) `O lt N lt F`
(R) `Be lt N lt Ne`

With reference to 1^(st) IP which are correct. (a) Li lt C (b) O lt N (c ) Be lt N lt Ne

With reference to 1^(st) IP which are correct. (a) Li lt C (b) O lt N (c ) Be lt N lt Ne

Among the acids given below CH_3 - CH_2 - COOH -A CH_2 = CH - COOH -B CH -= C - COOH - C The correct order of increasing strength is : A lt B lt C , A lt C lt B , B lt A lt C , C lt B lt A

Among the second period elements the actual ionisation enthalpies are in the order Li lt B lt Be lt C lt O lt N lt F lt Ne . Explain why? O has lower (Delta_iH)_1 than N and F ?

Among the second period elements the actual ionisation enthalpies are in the order Li lt B lt Be lt C lt O lt N lt F lt Ne . Explain why? Be has higher (Delta_iH)_1 than B