The question is incomplete, here is the complete question.
Which metal will form a compound with the general formula when it combines with a carbonate ion
A. Beryllium
B. Aluminum
C. Calcium
D. Lithium
<u>Answer:</u> The metal that will form the given compound is lithium.
<u>Explanation:</u>
We are given:
A general chemical formula of carbonate, which is
The given compound is an ionic compound.
Carbonate is a polyatomic ion having chemical formula
Metal ion has a charge of +1.
For the given options:
<u>Option A:</u> Beryllium is the 4th element of the periodic table having electronic configuration of
This element will loose 2 electrons to form ion.
<u>Option B:</u> Aluminium is the 13th element of the periodic table having electronic configuration of
This element will loose 3 electrons to form ion.
<u>Option C:</u> Calcium is the 20th element of the periodic table having electronic configuration of
This element will loose 2 electrons to form ion.
<u>Option D:</u> Lithium is the 3rd element of the periodic table having electronic configuration of
This element will loose 1 electron to form ion.
Hence, the metal that will form the given compound is lithium.