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KCET2019ChemistryClassification of Elements and Periodicity in Properties

The first ionization enthalpy of the following elements are in the order:

Options

  1. A( P < S i < C < N )
  2. B( Si < P < C < N )
  3. C( C < N < Si < P )
  4. D( P < S i < N < C )

Correct answer

B. ( Si < P < C < N )

Step-by-step solution

(B) First ( H_ I E ) order is : ( Si < P < C < N )

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