Calcium atom ionizes by
CHEMISTRY
POST UTME OOU
Calcium atom ionizes by
- A) gaining two electrons
- B) losing two electrons
- C) sharing two electrons
- D) gaining two proton
Correct Answer: B) losing two electrons
Explanation
Calcium is a metal with the atomic number 20 and is in group 2 of the periodic table. Elements in group 2 are also known as alkaline earth metals. As you go down the group, the elements become more reactive due to the increase in atomic size and the decrease in ionization energy.
When calcium atom ionizes, it forms a calcium ion (Ca
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