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Ionization energy is always positive for...

Ionization energy is always positive for an element and successive ionization energies always gradually increase.
Choose the incorrect ionization energy order

A

`Al gt Ga`

B

`TI gt In`

C

`Pb gt Sn`

D

`Y gt Sc`

Text Solution

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The correct Answer is:
A
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Ionization energy is always positive for an element and successive ionization energies always gradually increase. For an element having only one valence shell electron, which of the following difference will have the maximum value.

Ionization energy is always positive for an element and successive ionization energies always gradually increase. For an element having only one valence shell electron, which of the following difference will have the maximum value.

Knowledge Check

  • Ionization energy is always positive for an element and successive ionization energies always gradually increase. The successive ionization energy for an element is given below in mJ/mole. 0.7865, 1.5771,3.2316, 4.3555, 16.091, 19.785, 23.786, 29252 Predict the number of valence shell electrons in the given element.

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  • Ionization energy is always positive for an element and successive ionization energies always gradually increase. The successive ionization energy for an element is given below in mJ/mole. 0.7865, 1.5771,3.2316, 4.3555, 16.091, 19.785, 23.786, 29252 Predict the number of valence shell electrons in the given element.

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  • Ionization energy is always positive for an element and successive ionization energies always gradually increase. The successive ionization energy for an element is given below in mJ/mole. 0.7865, 1.5771,3.2316, 4.3555, 16.091, 19.785, 23.786, 29252 Predict the number of valence shell electrons in the given element.

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