Chemistry, asked by mrunalbagal218, 6 months ago

1) Which of the following belong to same period of periodic table

a) Na-K b) Al-Be c) Cl-Br d) N-C
please give me answer​

Answers

Answered by chandrahasapoojary2
0

Answer:

. Li - 7, Na - 23, K -39. B. Br - 80, Cl - 35.5, I - 127. C ... in which the atomic mass of the middle element is equal to the average of atomic  ...

Explanation:

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Answered by subhash000
0

Answer:

cl and br are belongs to same halogen group 17

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