Reaction with acids

Open Ended

What is the definition of an acid?

Multiple Choice

sulfuric acid

• HSO₃

• H₂SO₃

• H₂SO₄

• H₃SO₄

Open Ended

What is the definition of an alkali?

Multiple Select

Which of the following are bases?

• sodium oxide

• sodium nitrate

• sodium hydroxide

• potassium oxide

Multiple Choice

HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?

• Acid

• Base

• Neither (Neutral)

Multiple Choice

True or false: a neutral solution has equal amounts of H⁺ and OH^-.

• True

• False

Multiple Choice

Mg(OH)₂

• magnesium hydroxide acid
• hydromagnesium acid
• magnesium oxygen hydride
• magnesium hydroxide

Multiple Choice

A substance is found to have the following characteristics:

Very bitter taste

Feels soapy to the touch

Produces OH^- ions when dissolved in water

In what category would the substance be classified?

• acid

• base

REACTIONS with ACIDs

NEUTRALISATION REACTIONS

​Don't forget:

- To balance the reaction
- To show the states of reactants and products

Multiple Choice

Which of the following is the ionic eqution for neutralisation?

• $$H^{+^{ }}+OH^-\rightarrow H_2O$$  

• $$H_2+O_{2_{ }}\rightarrow H_2O_2$$  

• $$2H^++OH^-\rightarrow H_3O$$  

• $$NaOH\ +HCl\ \rightarrow NaCl\ +H_2O$$  

Multiple Choice

Sulfuric acid reacts with sodium hydroxide to form salt X and water. Name the salt.

• sodium sulfate

• sodium nitrate

• sodium chloride

Multiple Choice

Complete the following reaction:

Hydrochloric acid + magnesium hydroxide -->

• Magnesium chloride + water

• Magnesium + water

• Magnesium chloride + hydrogen

• Magnesium chloride + water + carbon dioxide

Multiple Choice

What type of salt can hydrochloric acid produce?

• calcium hydrochloric

• calcium hydrochloride

• calcium chloride

• calcium nitrate

REACTION WITH A METAL

Multiple Choice

What type of reaction is the following: 
HCl  + Zn --> ZnCl₂ + H₂

• Neutralisation
• Acid and a metal 
• Acid and a carbonate 
• Ionic 

REACTION WITH METAL OXIDE

​What is a METAL OXIDE?

A metal oxide is a compound that is made with a metal and oxygen anion O^2-

Examples: MgO -> magnesium oxide,
Fe₂O₃ is iron(III) oxide

Multiple Choice

Which is the charge that results when oxygen becomes an ion?

• +3
• +2
• -2
• -3

Multiple Choice

Determine the formula unit: Lead(IV) oxide

• Pb₂O

• Pb₄O

• PbO₄

• PbO₂

Multiple Choice

Which is the correct formula for the compound: Calcium Oxide

• CaO

• CaO₂

• Ca₂O

COPY IN YOUR NOTEBOOK

Multiple Choice

What are the products of a reaction between a metal oxide and an acid

• Oxygen gas and water

• Salt and water

• Oxygen gas and salt

• hydrogen gas and salt

REACTION WITH METAL CARBONATE

​What is a METAL CARBONATE?

A metal carbonate is a compound that is made with a metal and carbonate CO₃^2-

Examples: MgCO₃ -> magnesium carbonate,
CaCO₃ -> Calcium carbonate

Multiple Choice

What is the formula for iron(II) carbonate?

• Fe₂CO₃
• FeCO₃
• Fe₂CO2
• FeCO4

Multiple Choice

Name: (NH₄)₂CO₃

• Ammonium (I) carbonate

• Ammonium(II) carbonate

• Ammonium carbonate

• Ammonium carbon trioxide

COPY IN YOUR NOTEBOOK

Multiple Choice

Potassium carbonate reacts with an acid Y to form potassium nitrate, water and carbon dioxide. What is the acid used for this reaction?

• HNO₃

• H₂SO₄

• HCl

WRAP UP QUESTION

Multiple Select

Which of the following produce magnesium chloride salt? (multiple answer possible)

• magnesium and hydrochloric acid

• magnesium oxide and hydrochloric acid

• magnesium hydroxide and hydrochloric acid

• magnesium carbonate and hydrochloric acid