Periodic Trends in Chemical Properties of Elements
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CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313328 The \({{\rm{I}}_{\rm{1}}}\) values of Li, Be and C are 5.4 eV/atom, 9.32 eV/atom and 11.26 eV/atom. The \({{\rm{I}}_{\rm{1}}}\) value of Boron is

1 13.6 eV/atom
2 8.29 eV/atom
3 14.5 eV/atom
4 21.5 eV/atom
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313329 Calculate the energy needed to convert three moles of sodium atoms in the gaseous state to sodium ions. The ionization energy of sodium is \({\rm{495}}\,{\rm{kJ}}\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}{\rm{.}}\)

1 1485 kJ
2 495 kJ
3 148.5 kJ
4 None
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313330 Read the Assertion and Reason carefully and mark the correct option
Assertion :
The first ionization enthalpy of 3d series elements is more than that of group 2 metals.
Reason :
In 3d series of elements successive filling of d-orbitals takes place.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is true but Reason is false.
3 Assertion is false but Reason is true.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
JEE - 2023
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313331 Which represents the correct order of first ionisation potential of third period elements?

1 \(\mathrm{Na}>\mathrm{Mg}>\mathrm{Al}>\mathrm{Si}\)
2 \(\mathrm{Na} < \mathrm{Mg} < \mathrm{Al} < \mathrm{Si}\)
3 \(\mathrm{Na} < \mathrm{Si} < \mathrm{Al} < \mathrm{Mg}\)
4 \(\mathrm{Na} < \mathrm{Al} < \mathrm{Mg} < \mathrm{Si}\)
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CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313328 The \({{\rm{I}}_{\rm{1}}}\) values of Li, Be and C are 5.4 eV/atom, 9.32 eV/atom and 11.26 eV/atom. The \({{\rm{I}}_{\rm{1}}}\) value of Boron is

1 13.6 eV/atom
2 8.29 eV/atom
3 14.5 eV/atom
4 21.5 eV/atom
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313329 Calculate the energy needed to convert three moles of sodium atoms in the gaseous state to sodium ions. The ionization energy of sodium is \({\rm{495}}\,{\rm{kJ}}\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}{\rm{.}}\)

1 1485 kJ
2 495 kJ
3 148.5 kJ
4 None
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313330 Read the Assertion and Reason carefully and mark the correct option
Assertion :
The first ionization enthalpy of 3d series elements is more than that of group 2 metals.
Reason :
In 3d series of elements successive filling of d-orbitals takes place.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is true but Reason is false.
3 Assertion is false but Reason is true.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
JEE - 2023
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313331 Which represents the correct order of first ionisation potential of third period elements?

1 \(\mathrm{Na}>\mathrm{Mg}>\mathrm{Al}>\mathrm{Si}\)
2 \(\mathrm{Na} < \mathrm{Mg} < \mathrm{Al} < \mathrm{Si}\)
3 \(\mathrm{Na} < \mathrm{Si} < \mathrm{Al} < \mathrm{Mg}\)
4 \(\mathrm{Na} < \mathrm{Al} < \mathrm{Mg} < \mathrm{Si}\)
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CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313328 The \({{\rm{I}}_{\rm{1}}}\) values of Li, Be and C are 5.4 eV/atom, 9.32 eV/atom and 11.26 eV/atom. The \({{\rm{I}}_{\rm{1}}}\) value of Boron is

1 13.6 eV/atom
2 8.29 eV/atom
3 14.5 eV/atom
4 21.5 eV/atom
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313329 Calculate the energy needed to convert three moles of sodium atoms in the gaseous state to sodium ions. The ionization energy of sodium is \({\rm{495}}\,{\rm{kJ}}\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}{\rm{.}}\)

1 1485 kJ
2 495 kJ
3 148.5 kJ
4 None
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313330 Read the Assertion and Reason carefully and mark the correct option
Assertion :
The first ionization enthalpy of 3d series elements is more than that of group 2 metals.
Reason :
In 3d series of elements successive filling of d-orbitals takes place.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is true but Reason is false.
3 Assertion is false but Reason is true.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
JEE - 2023
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313331 Which represents the correct order of first ionisation potential of third period elements?

1 \(\mathrm{Na}>\mathrm{Mg}>\mathrm{Al}>\mathrm{Si}\)
2 \(\mathrm{Na} < \mathrm{Mg} < \mathrm{Al} < \mathrm{Si}\)
3 \(\mathrm{Na} < \mathrm{Si} < \mathrm{Al} < \mathrm{Mg}\)
4 \(\mathrm{Na} < \mathrm{Al} < \mathrm{Mg} < \mathrm{Si}\)
For More Updates join with Us
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313328 The \({{\rm{I}}_{\rm{1}}}\) values of Li, Be and C are 5.4 eV/atom, 9.32 eV/atom and 11.26 eV/atom. The \({{\rm{I}}_{\rm{1}}}\) value of Boron is

1 13.6 eV/atom
2 8.29 eV/atom
3 14.5 eV/atom
4 21.5 eV/atom
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313329 Calculate the energy needed to convert three moles of sodium atoms in the gaseous state to sodium ions. The ionization energy of sodium is \({\rm{495}}\,{\rm{kJ}}\,{\rm{mo}}{{\rm{l}}^{{\rm{ - 1}}}}{\rm{.}}\)

1 1485 kJ
2 495 kJ
3 148.5 kJ
4 None
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313330 Read the Assertion and Reason carefully and mark the correct option
Assertion :
The first ionization enthalpy of 3d series elements is more than that of group 2 metals.
Reason :
In 3d series of elements successive filling of d-orbitals takes place.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Assertion is true but Reason is false.
3 Assertion is false but Reason is true.
4 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
JEE - 2023
CHXI03:CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

313331 Which represents the correct order of first ionisation potential of third period elements?

1 \(\mathrm{Na}>\mathrm{Mg}>\mathrm{Al}>\mathrm{Si}\)
2 \(\mathrm{Na} < \mathrm{Mg} < \mathrm{Al} < \mathrm{Si}\)
3 \(\mathrm{Na} < \mathrm{Si} < \mathrm{Al} < \mathrm{Mg}\)
4 \(\mathrm{Na} < \mathrm{Al} < \mathrm{Mg} < \mathrm{Si}\)