Write scientific reasons.a. Atomic radius goes on decreasing while going from left to right in a period.b. Metallic character goes on decreasing while going from left to right in a period.c. Atomic radius goes on increasing down a group.d. Elements belonging to the same group have the same valency.e. The third period contains only eight elements even through the electron capacity of the third shell is 18 .

Write scientific reasons.a. Atomic radius goes on decreasing while goi

1.	Write scientific reasons.a. Atomic radius goes on decreasing while going from left to right in a period.b. Metallic character goes on decreasing while going from left to right in a period.c. Atomic radius goes on increasing down a group.d. Elements belonging to the same group have the same valency.e. The third period contains only eight elements even through the electron capacity of the third shell is 18 .
Answer» Write scientific reasons. a. Atomic radius goes on decreasing while going from left to right in a period. b. Metallic character goes on decreasing while going from left to right in a period. c. Atomic radius goes on increasing down a group. d. Elements belonging to the same group have the same valency. e. The third period contains only eight elements even through the electron capacity of the third shell is 18 .