Question

Which element has a larger ionic radius than calcium (Ca)?

The Periodic Table
A. Magnesium (Mg)
B. Potassium (K)
O C. Sodium (Na)
O D. Gallium (a)
SUBMIT

Answer 1

Gallium

has a larger ionic radius than (ca).

Answer 2

magnesium

Step-by-step explanation:

Magnesium has lesser valens electron than Ca, therefore the force for Mg between the nucleus and outer orbit of electron is lesser. Also, the radius will increase