04. Ionization Energy
Classification of Elements and Periodicity in Properties

89632 A large increase from the first to the second ionisation energy of an element ' $A$ ' can be seen if its electronic configuration is

1 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^1$
2 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2$
3 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^5$
4 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2 3 \mathrm{p}^2$
Classification of Elements and Periodicity in Properties

89633 Among the following the elements of highest first ionization enthalpy is

1 $\mathrm{C}$
2 $\mathrm{F}$
3 $\mathrm{Be}$
4 $\mathrm{N}$
5 $\mathrm{Ne}$
Classification of Elements and Periodicity in Properties

89670 The highest first ionisation potential is of :

1 carbon
2 boron
3 oxygen
4 nitrogen
Classification of Elements and Periodicity in Properties

89683 Which one of the following elements has the highest first ionization potential ?

1 Boron
2 Carbon
3 Nitrogen
4 Oxygen
Classification of Elements and Periodicity in Properties

89632 A large increase from the first to the second ionisation energy of an element ' $A$ ' can be seen if its electronic configuration is

1 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^1$
2 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2$
3 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^5$
4 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2 3 \mathrm{p}^2$
Classification of Elements and Periodicity in Properties

89633 Among the following the elements of highest first ionization enthalpy is

1 $\mathrm{C}$
2 $\mathrm{F}$
3 $\mathrm{Be}$
4 $\mathrm{N}$
5 $\mathrm{Ne}$
Classification of Elements and Periodicity in Properties

89670 The highest first ionisation potential is of :

1 carbon
2 boron
3 oxygen
4 nitrogen
Classification of Elements and Periodicity in Properties

89683 Which one of the following elements has the highest first ionization potential ?

1 Boron
2 Carbon
3 Nitrogen
4 Oxygen
Classification of Elements and Periodicity in Properties

89632 A large increase from the first to the second ionisation energy of an element ' $A$ ' can be seen if its electronic configuration is

1 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^1$
2 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2$
3 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^5$
4 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2 3 \mathrm{p}^2$
Classification of Elements and Periodicity in Properties

89633 Among the following the elements of highest first ionization enthalpy is

1 $\mathrm{C}$
2 $\mathrm{F}$
3 $\mathrm{Be}$
4 $\mathrm{N}$
5 $\mathrm{Ne}$
Classification of Elements and Periodicity in Properties

89670 The highest first ionisation potential is of :

1 carbon
2 boron
3 oxygen
4 nitrogen
Classification of Elements and Periodicity in Properties

89683 Which one of the following elements has the highest first ionization potential ?

1 Boron
2 Carbon
3 Nitrogen
4 Oxygen
Classification of Elements and Periodicity in Properties

89632 A large increase from the first to the second ionisation energy of an element ' $A$ ' can be seen if its electronic configuration is

1 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^1$
2 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2$
3 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^5$
4 $1 \mathrm{~s}^2 2 \mathrm{~s}^2 2 \mathrm{p}^6 3 \mathrm{~s}^2 3 \mathrm{p}^2$
Classification of Elements and Periodicity in Properties

89633 Among the following the elements of highest first ionization enthalpy is

1 $\mathrm{C}$
2 $\mathrm{F}$
3 $\mathrm{Be}$
4 $\mathrm{N}$
5 $\mathrm{Ne}$
Classification of Elements and Periodicity in Properties

89670 The highest first ionisation potential is of :

1 carbon
2 boron
3 oxygen
4 nitrogen
Classification of Elements and Periodicity in Properties

89683 Which one of the following elements has the highest first ionization potential ?

1 Boron
2 Carbon
3 Nitrogen
4 Oxygen