Question

4 Look at the periodic table.

Write down the name and symbol of the element that is in:

a group 1, period 2
b group 2. period 3
c group 7 period 2
d group 0, period 4.

pls help me...​

Answer 1

Answer:

sodium Na

calcium Ca

technetium Tc

krypton Kr

Explanation:

hope it helps you