Chemistry revision

Physical or Chemical Change? Brand new substances are created.

Where are the least reactive elements on the periodic table?

What is the order of a word equation?

The periodic table contains 7 ______________.

Sodium

what is a periodic table

What is the product in this reaction: Carbon + oxygen → carbon dioxide

The periodic table contains 18 ______________.

The groups of a periodic table are the .........................

Calcium carbonate breaks down to carbon dioxide and calcium oxide. how is this equation written

Physical or Chemical Change? A change that only alters the form or appearance.

Physical or Chemical Change? Evaporation.

How are elements on the periodic table organized?

Where are most metals on the periodic table

Physical or Chemical Change? Sugar dissolving in tea.

Water and sodium chloride are products of hydrochloric acid and sodium hydroxide. Word Equation

Physical or Chemical Change? Baking a cake.

Physical or Chemical Change? Copper tarnishing.

a periodic table of elements

Physical or Chemical Change? Cutting your hair.

Physical or Chemical Change? Boiling water.

lead nitrate and potassium iodide are reactants, lead iodide and potassium nitrate are products

How many groups does the periodic table have?

Who created the periodic table?

The rows on the periodic table.

Physical or Chemical Change? Breaking a glass bottle.

Sulfuric acid + Zinc carbonate → Zinc sulfate + Water + Carbon dioxide. Select the reactants:

Physical or Chemical Change? Compounds are broken down into elements.

Physical or Chemical Change? Elements react to form compounds.

Most element on the periodic table are ____

Physical or Chemical Change? Digestion of food.

Nitric acid + calcium → Calcium nitrate + hydrogen. Select the products:

product is sodium chloride, reactants are sodium and chlorine. what is the chemical equation?

Physical or Chemical Change? Fireworks exploding.

Helium is He on the periodic table

Physical or Chemical Change? Freezing water.

What is the reactant in this reaction: Magnesium → magnesium oxide

Physical or Chemical Change? Iron nail rusting.

How many rows does the periodic table have?