which one of the following does not increase while moving down the group of periodic table atomic radius 2.metallic character 3.valenca 4. number of shell in an element
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3
Answer:
option 3 i.e. valency
Explanation:
valency remains constant in a group
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2
Answer: (c) Valence .
Explanation:
Elements of the same group have the same number of valence electrons; hence, valency will remain the same. All the remaining three properties increase down the group.
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