Question

The position of the element with atomic number 13
a) period=3, group=3
b) period=13, group=3
c) period=3, group=13
choose the right option​

Answer 1

Explanation:

its electronic configuration is 1s2 2s2 2p6 3s2 3p1

so it's period is 3 group is 13

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Answer 2

Answer:

Period 3, group 13

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