Writing Chemical Equations Practice

Front

What is the chemical formula for zinc oxide?

Back

ZnO

Front

What is the physical state of zinc oxide when produced from zinc powder and oxygen gas?

Back

Solid (s)

Front

What is the balanced chemical equation for the reaction of sodium with chlorine gas?

Back

Na (s) + Cl₂ (g) → NaCl (s)

Front

What is the skeleton equation for the reaction of zinc and oxygen gas to produce zinc oxide?

Back

Zn (s) + O₂ (g) → ZnO (s)

Front

What is the product formed when iron reacts with sulfur?

Back

Iron(II) sulfide (FeS)

Front

What is the balanced equation for the reaction of magnesium with oxygen?

Back

2Mg (s) + O₂ (g) → 2MgO (s)

Front

What is the physical state of sodium chloride produced from the reaction of sodium and chlorine?

Back

Solid (s)

Front

What is the correct representation of a skeleton equation?

Back

A skeleton equation shows the reactants and products without balancing the number of atoms.

Front

What does (s) represent in a chemical equation?

Back

(s) indicates a solid state.

Front

What does (g) represent in a chemical equation?

Back

(g) indicates a gaseous state.