S3 Q1 Chemistry

Complete the word equation below.

Magnesium + oxygen --> .....

• Magnesium

• Magnesium oxide

• Oxides

• Magnesium oxide + water

When a metal reacts with oxygen gas, the product is ...

• metal hydroxide
• metal oxide
• metal oxide and oxygen
• metal hydroxide and hydrogen gas

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

Which metal is more reactive than calcium?

• magnesium
• potassium
• silver
• aluminum

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

When sodium reacts with hydrochloric acid, what is the name of the salt formed?

• Sodium Hydride
• Sodium Chloride
• Sodium Hydrochloric
• Sodium Chlorine

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

When potassium reacts with sulphuric acid, what is the name of the salt produced?

• Potassium Sulphide
• Potassium Sulphur
• Potassium Sulphuric
• Potassium Sulphate

Tags

NGSS.HS-PS1-2

What are the two non-metals that are included in the reactivity series of metals?

• Hydrogen and iron

• Oxygen and lead

• Tin and carbon

• Carbon and hydrogen

Acid + Metal --> ?

• Salt + Water
• Salt + Hydrogen
• Salt
• Hydrogen

Tags

NGSS.MS-PS1-2

the starting materials in a chemical reaction

• Products
• Reactants
• Starters
• Enders

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

a substance that is formed as the result of a chemical reaction

• Product 
• Reactant
• Starters
• Enders

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What does displacement mean?

• A chemical reaction where a less reactive metal takes the place of a more reactive metal in a compound.

• A chemical reaction where a more reactive metal takes the place of a less reactive metal in a compound.

• A more reactive metal is removed from a compound.

Tags

NGSS.HS-PS1-1