The radioactive elements are grouped under lanthanides.
FALSE
TRUE
8.
The chemical symbol of Silver is derived from aurmenium.
FALSE
TRUE
9.
Elements in the Zero Group are called
10.
At the end of each period, the valence shell is
singly occupied
half filled
completely filled
incomplete
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Explanation:
FALSE
FALSE
NOBLE GAS / INERT GAS
COMPLETELY FILLED
Answered by
1
Answer:
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