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11th Maharashtra Board
IMPORTANT
Earn 100

Explain the screening effect with a suitable example.

Important Questions on Modern Periodic Table

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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 3

Explain why the second ionization enthalpy is greater than the first ionization enthalpy?

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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 3
Why the elements belonging to the same group have similar chemical properties?
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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 3
Explain : Electronegativity and electron gain enthalpy. Which of the two can be measured experimentally?
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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 4
Consider the elements B, Al, Mg and K predict the correct order of metallic character.
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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 4
In the modern periodic table, the period number indicates:
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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 4
The lanthanoids are placed in the periodic table at.
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11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 4
If the valence shell electronic configuration is ns2 np5, the element will belong to.
EASY
11th Maharashtra Board
IMPORTANT
Chemistry>Chapter 7 - Modern Periodic Table>Exercises>Q 4
In which group of elements of the modern periodic table are halogen placed?