Acids and alkalis

Dilute acids react with many things. Tick two things that are correct.

• Acids always dissolve glass.
• Acids can be burned as fuels.
• Acids damage teeth.
• Acids react with metals such as magnesium.

Dilute acids react with many things. Tick two things that are correct.

• Acids turn universal indicator solution blue.
• Acids are always poisonous.
• Acids may harm your skin.
• Acids react with limestone.

What is this the hazard symbol for?

• Corrosive
• Harmful
• Flammable
• Toxic

What is this the hazard symbol for?

• Corrosive

• Harmful

• Flammable

• Toxic

What is this the hazard symbol for?

• Corrosive

• Harmful

• Flammable

• Toxic

What is this the hazard symbol for?

• Corrosive
• Harmful
• Flammable
• Toxic

Which is a strong acid?

• Hydrochloric acid
• Vinegar
• Milk of magnesia
• Sodium hydroxide

Which is a weak acid?

• Hydrochloric acid
• Vinegar
• Milk of magnesia
• Sodium hydroxide

Which is a weak alkali?

• Hydrochloric acid
• Vinegar
• Milk of magnesia
• Sodium hydroxide

Which is a strong alkali?

• Hydrochloric acid
• Vinegar
• Milk of magnesia
• Sodium hydroxide