Ch. 11.1 - Describing Chemical Reactions

Sulfur burns in oxygen to form sulfur dioxide. Select the correct skeleton equation for this chemical reaction.

Which of the following is a skeleton equation?

Select the correct skeleton equation for this word equation.

Hydrogen + Sulfur --> Hydrogen Sulfide

Select the correct coefficients to balance this equation.

_H₂ + _S --> _H₂S

Hydrogen + Sulfur --> Hydrogen Sulfide

Select the correct skeleton equation for this word equation.

Iron (III) chloride + Calcium hydroxide --> Iron (III) hydroxide + Calcium chloride

Select the correct skeleton equation for this word equation.

Calcium hydroxide + sulfuric acid --> calcium sulfate + water

Select the correct coefficients to balance the skeleton equation.

_Ca(OH)₂ + _H₂SO₄ --> _CaSO₄ + _H₂O

What coefficient for H₂SO₄ is required to balance the following equation?

Ca₃(PO₄)₂ + ____ H₂SO₄ → 3CaSO₄ + 2H₃PO₄