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Question 4
A
greater than their ionic radii 
B
equal to their ionic radii 
C
less than their ionic radii 
D
less than those of non-metals in the same period 
Explanation.
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Correct Option:
C
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Question 5
A
number of electronic shells 
B
number of valence electrons 
C
atomic size 
D
atomic number 
Explanation.
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Correct Option:
B
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Question 6
A
contain paired electrons which are repelled by magnetic field 
B
contain unpaired electrons in the partially filled 3d-orbital 
C
contain paired electrons which are repelled by magnetic field force 
D
have delocalized valence electrons 
Explanation.
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Correct Option:
B
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Question 7
A
ll only 
B
l and ll only 
C
l and lll only 
D
ll and lll only 
Explanation.
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No official Explanation yet!


Correct Option:
C
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