Home / Chemistry / Question
MCQ
What is the charge on a magnesium ion?
Chemistry
A +1
B +2
C +3
D -2
Explanation

Magnesium (Mg) loses its two valence electrons to achieve a stable neon-like configuration, forming Mg2+ with a +2 charge.

Related MCQs

Which type of hybridization is found in the carbon atom of a nitrile group (-C≡N)?
Chemistry View
Which rule governs the splitting of d-orbitals in an octahedral crystal field?
Chemistry View
What is the coordination number and oxidation state of Co in [Co(NH3)6]Cl3?
Chemistry View
What is the general formula for alkanes?
Chemistry View
What is the correct order of bond lengths in C2H2, C2H4, and C2H6?
Chemistry View
What is the mass percent of carbon in glucose (C6H12O6)?
Chemistry View