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Standard XII
Chemistry
Group 18 Elements
Question

Reason
The atomic numbers of noble gases are even and all the orbitals are doubly occupied by the electrons.
Assertion
Noble gases are diamagnetic atoms.
Noble gases are diamagnetic atoms.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B
Both Assertion and Reason are incorrect
C
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
D
Assertion is correct but Reason is incorrect
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Solution
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Correct option is A. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Similar Questions
Q1
Reason
The atomic numbers of noble gases are even and all the orbitals are doubly occupied by the electrons.
Assertion
Noble gases are diamagnetic atoms.
Noble gases are diamagnetic atoms.
View Solution
Q2
Reason
The electronic configuration of noble gases is either $$ns^2np^6$$ or $$1s^2$$ ( helium).
Assertion
All noble gases are monoatomic.
All noble gases are monoatomic.
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Q3

Explain why noble gases are unreactive while atoms of elements other than noble gases are chemically reactive.


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Q4
Noble gases are most unstable atoms.
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Q5
write the name and atomic number of six noble gases which were known since long.Also write IUPAC name of the recently discovered noble gases. which of these 7 noble gases are expected to be raioactive.?
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