Question

The chemical formula of lithium carbonate is Li2CO3. Which statement below best describes the types and number of atoms of each element making up this substance?

A. Two lithium atoms; one calcium atom; one oxygen atom
B. One lithium atom; three carbon atoms; three oxygen atoms
C. One lithium atom; one carbon atom
D. Two lithium atoms; one carbon atom; three oxygen atoms

Answer 1

D. Two lithium atoms(Li₂); one carbon atom(C); three oxygen atoms(O₃).