Science, asked by mycoco, 10 months ago

which of the following period contains the same element. ___a)2 and 1 b)6 and 7 c)4 and 6 d)5 and 4​

Answers

Answered by charvisharma35
2

Answer:

4and 6

From my opinion!!!

Answered by rameshc48874
2

Answer:

both 4and 6 and also 6 and 7

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