Question
Chemistry Question on Electronic configuration of atoms and ions
Magnesium reacts with an element (X) to form an ionic compound. If the ground state electronic configuration of (X) is 1s2 2s2 2p3 , the simplest formula for this compound is
A
Mg2X3
B
Mg2X
C
MgX2
D
Mg3X2
Answer
Mg2X3
Explanation
Solution
The correct option is (A) :Mg2X3.