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8th ICSE
IMPORTANT
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Write the electronic configuration of nitrogen?

Important Questions on Atomic Structure

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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 2

What is the number of valance electrons in helium?

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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 2
What is the number of valence electrons in oxygen?
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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 2
What is the number of valence electrons in calcium?
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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 2

What is the number of valence electron in chlorine?

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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>CHECK Point>Q 3

An element X has the atomic number 17.

What is the number of valence electrons in its atom?

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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>TEST Yourself>Q 2
Define the term proton.
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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>TEST Yourself>Q 3
Define the term: Neutron.
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8th ICSE
IMPORTANT
ICSE Chemistry>Chapter 4 - Atomic Structure>TEST Yourself>Q 5
Define the term: Valence electrons.