The reaction of calcium and zinc carbonate yields calcium carbonate and zinc. To balance, we should remember that the number of atoms of each element in the reactants and products side should be equal. The balanced chemical reaction is written as follows:
Ca + ZnCO3 = CaCO3 + Zn
Acetone (systematically named propanone)
Answer:
H- hydrogen
Explanation: Hydrogen is in the first group meaning that it only has 1 valence electron and 1 energy level