Question

An element has two electrons in its N shell
1)what is its atomic no.?
2)State its position in periodic table
3)Is it metal or non-metal?
4)State the name assigned to this group?

Answer 1

1) calcium.its atomic number is 20.
2) its position in periodic table is group 2 and period 4.
3) it is a metal
4) the name assigned to this group is alkaline earth metal

Answer 2

1) Atomic number is 20.

2) Its position is in group 2 and period 4.

3) It is a metal.

4) The group is named as alkali earth metal group.

Which element is being discussed?

• The name of the element is Calcium.
• It has atomic number 20 and its electronic configuration is K = 2, L = 8, M = 8, N = 2.
• Calcium is a soft metal as it is electropositive in nature.
• It is silvery-white in appearance.
• It is fifth most abundant metal found in earth's crust.
• It is found in solid state at room temperature.