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9th CBSE
IMPORTANT
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The valence electrons in an atom are located in:

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Important Questions on Structure of Atom

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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 25
An element with three valence electrons is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 26
An element with five valence electrons is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 27
When sulphur atom changes to sulphide ion it:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 28
When aluminium atom changes to aluminium ion it:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 29
The non-metal with one valence electron is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 30
The noble gas having 2 valence electrons is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 31
The general name of elements having 8 valence electrons is:
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9th CBSE
IMPORTANT
Core science chemistry>Chapter 4 - Structure of Atom>EXERCISE 4B>Q 32
Which of the following is a metal which has two valence electrons?