Question

Which selection contains elements that are all in the same period?

Rb, Sr, La, Zr

Al, Ga, Si, P

N, O, Cl, Br

Hg, Tl, Pb, Bi
@Sweetburger
@MissSmartiez

Answer 1

c?

Answer 2

No c would not be correct

Answer 3

:( damn

Answer 4

A period going across the periodic table. So all the elements must be in the row going across the periodic table. This only works with Hg, Ti, Pb, and Bi.

Answer 5

Watch your profanity ;).

(A KID IS HERE :U)

Answer 6

Ah, sweet burger is beating me to it.

Answer 7

thank youuu both. you both are super huge helps

Answer 8

np always glad to help out (and it makes me not feel as bad about procrastinating XD)

Answer 9

me with math