Question

What are the names of vertical columns and how many columns are there? C. Alkaline metal and list three examples? D. Alkaline earth metals and list three examples? E. Chalcogens and list three examples? F. Halogens and list three examples? G. Noble gases and list three examples?

Answer 1

Hi mate!

Groups are the vertical columns.

Alkaline metals - group 1 all elements

Alkaline earth metals - group 2 all elements

Halogens - 17th group

Noble gas - 18th group

Hope it helps you

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Answer 2

answer

vertical columns are groups

alkaline are 1 period (horizontal) like lithium

alkaline Earth are 3 period sodium

chalcogens are 16 group oxygen sulphur

halogens group 17 chlorine ,iodine

Noble group 18 neon , radon