Which list of elements from Group 2 on the Periodic Table is arranged in order of increasing atomic radius?

(1) Be, Mg, Ca (3) Ba, Ra, Sr

(2) Ca, Mg, Be (4) Sr, Ra, Ba

Question

Chemistry

Talia Buchanan

10 May, 14:00

Which list of elements from Group 2 on the Periodic Table is arranged in order of increasing atomic radius?

(1) Be, Mg, Ca (3) Ba, Ra, Sr

(2) Ca, Mg, Be (4) Sr, Ra, Ba

+1

Answers (2)

Know the Answer?

Selah Mullins · Answer 1

1) Be, Mg, Ca Be, Mg, Ca, Sr, Ba, Rb are increasing layers

Mckenna · Answer 2

According to the periodic table, as you go down a group, atomic radius increases due to increasing number of electron shells. Therefore, your answer (1) Be, Mg, Ca.

Which list of elements from Group 2 on the Periodic Table is arranged in order of increasing atomic radius?(1) Be, Mg, Ca (3) Ba, Ra, Sr(2) Ca, Mg, Be (4) Sr, Ra, Ba

Which list of elements from Group 2 on the Periodic Table is arranged in order of increasing atomic radius?

(1) Be, Mg, Ca (3) Ba, Ra, Sr

(2) Ca, Mg, Be (4) Sr, Ra, Ba