Question

Mark the correct statement:
(a) All lanthanides are present in the same
group.
(b) All ha ogens are present in the same
period.
(c) All the alkai metals are present in the
same grou.
(d) All the roble gases a.e present in the
same period.​

Answer 1

Answer:

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Answer 2

Answer:

here is your ans

Explanation:

d) is the correct answer