Question

Which of the following statements is true about the periodic table?

The atomic radius increases moving down a column.
The atomic radius decreases moving down a column.
The chemical reactivity of metals increases moving from left to right.
The chemical reactivity of nonmetals decreases moving from left to right.

Answer 1

Am I right with A?

Answer 2

@az

Answer 3

@ihelpuuhelpme

Answer 4

Yes, why is a right though? (direct answer avoidance agency)

Answer 5

right because when I move from top to bottom in a periodic table then there will be increase in number of shells

Answer 6

Yup!