Reactions of Metals

How can you tell that a metal is reacting with water?

• Colour change
• Bright light
• Fizzing
• It gets colder

Tags

NGSS.MS-PS1-2

How can you test to show that when a metal reacts with water, hydrogen gas is produced?

• Relights a glowing splint
• A lit splint produces a squeaky pop
• Puts out a burning splint
• Is cold to the touch

Tags

NGSS.MS-PS1-2

Complete the general equation:

Metal + Acid ->

• Salt + Water

• Salt + Hydrogen

• Salt

Complete the general equation:

Metal + Water ->

• Salt + Water

• Metal Hydroxide + Hydrogen

• Metal hydroxide + Water

• Salt + Hydrogen

Complete the equation:

Sodium + Hydrochloric Acid ->

• Sodium Hydroxide + Hydrogen

• Sodium Chloride + Hydrogen

• Chloric Sodium + Hydrogen

• Sodium Chloride + Water

Complete the equation:

Potassium + Nitric Acid ->

• Potassium Hydroxide + Hydrogen

• Potassium Chloride + Hydrogen

• Potassium Nitrate + Hydrogen

• Nitric Potassium + Hydrogen

What gas is produced when sodium reacts with water?

• Hydrogen
• Carbon dioxide
• Carbon monoxide
• Water vapour

Tags

NGSS.MS-PS1-2

Complete the equation:

Potassium + Water ->

• Potassium Hydroxide + Hydrogen

• Potassium Chloride + Hydrogen

• Potassium Hydroxide + Water

• Nitric Potassium + Hydrogen

Which salt will be produced if magnesium react with hydrochloric acid?

• Magnesium oxide
• Magnesium sulfate
• Magnesium sulfide
• Magnesium chloride

Will a displacement reaction occur?

Copper Oxide + Magnesium ->

• Yes

• No