Genes make - up , which then coils to produce, which is found in the of the cell. A: Chromosomes, DNA, Nucleus
B: DNA, Nucleus, Chromosomes
C: Nucleus, DNA, Chromosome
D: DNA, Chromosomes, Nucleus

Write the empirical formula of at least four binary ionic compounds that could be formed from the following ions: Ca^2 , Al^3 ,I^-,S^2-

Explanation:

1)Formula of calcium iodide:

The compound of Ca^2+ and I^-1:

2) Formula of calcium sulfide:

3) Formula of aluminum iodide:

4) Formul aluminum sulfide:

These are the four ionic compounds that are formed.