Predicting Products Single Replacement

What is the charge of Iron in this compound. (Hint: think criss cross method):

Fe₃(PO₄)₂

• +3

• +2

• +1

Predict the products for the this Single Replacement reaction:

K + NaCl -->

• KCl + Na

• ClKNa

• KNa + Cl₂

• K₂Na + Cl

Predict the products for the this Single Replacement reaction:

Mg + CuCl₂ -->

• MgCl₂ + Cu

• Mg + Cu

• MgCu + Cl₂

Predict the products.. (Copper charge = +2, NO₃ charge = -1)

Cu+ AgNO₃-->

• Ag + Cu(NO₃)₂

• Ag + NO₃Cu

• CuAg

Predict the products for this equation.

(SO₄ charge = -2)

Fe + CuSO₄ -->

• Cu + SO₄Fe

• Cu + FeSO₄

• CuFe + SO₄