Gr 9 NATURAL SCIENCES: 2.6 CH The general reaction of an acid with a metal oxide

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What is the reactant in the reaction of copper(II) oxide with hydrochloric acid that is an acid?

Water

Copper(II) chloride

Copper(II) oxide

Hydrochloric acid (correct)

What is the product formed when magnesium oxide reacts with hydrochloric acid?

Copper(II) chloride

Hydrochloric acid

Magnesium chloride (correct)

Magnesium oxide

What is the first step in writing a reaction equation?

Combine the reactants to predict the products

Balance the chemical equation

Write the word equation

Identify the reactants (correct)

What is the purpose of balancing a chemical equation?

To ensure the number of atoms of each element is the same on both sides of the equation Signup and view all the answers

What is the common product formed in both the reaction of magnesium oxide with hydrochloric acid and the reaction of copper(II) oxide with hydrochloric acid?

Water Signup and view all the answers

What is the pH range of a solution formed when a metal oxide is dissolved in water?

pH > 7 Signup and view all the answers

What is the product formed when a metal oxide reacts with an acid?

A salt and water Signup and view all the answers

Which of the following is an example of a non-metal oxide?

CO₂ Signup and view all the answers

What is the purpose of using universal indicator paper in the experiment?

To observe the pH changes during the reaction Signup and view all the answers

What type of reaction occurs when a metal oxide reacts with an acid?

Acid-base reaction Signup and view all the answers

What is the chemical formula of magnesium chloride?

MgCl2 Signup and view all the answers

Which of the following is NOT a step in writing a reaction equation?

Determine the pH of the solution Signup and view all the answers

What is the reactant that is common in both the reaction of magnesium oxide with hydrochloric acid and the reaction of copper(II) oxide with hydrochloric acid?

Hydrochloric acid Signup and view all the answers

What is the general characteristic of a solution formed when a metal oxide is dissolved in water?

It has a pH value above 7. Signup and view all the answers

Why is balancing a chemical equation important?

To ensure the number of atoms of each element is the same on both sides of the equation Signup and view all the answers

What type of oxide is copper(II) oxide?

Metal oxide Signup and view all the answers

What is the type of reaction that occurs when a metal oxide reacts with an acid?

Exchange reaction Signup and view all the answers

Which of the following is an example of a metal oxide?

Li₂O Signup and view all the answers

What is the general formula for the reaction of a metal oxide with an acid?

metal oxide + acid → salt + water Signup and view all the answers

What is the purpose of the experiment involving magnesium oxide and hydrochloric acid?

To observe the reaction between a metal oxide and an acid Signup and view all the answers

What is the primary reason why metal oxides are basic in nature?

Because they form solutions with pH values above 7 when dissolved in water Signup and view all the answers

What is the significance of using universal indicator paper in the experiment involving magnesium oxide and hydrochloric acid?

To measure the pH of the reaction mixture Signup and view all the answers

Which of the following statements is true about non-metal oxides?

They are acidic and form solutions with pH values below 7 Signup and view all the answers

What is the general pattern of the reaction between a metal oxide and an acid?

Exchange reaction Signup and view all the answers

What is the purpose of the reaction between a metal oxide and an acid in the context of acid-base chemistry?

To demonstrate the characteristic of metal oxides as bases Signup and view all the answers

What is the chemical significance of combining hydrochloric acid with magnesium oxide?

Formation of a salt and water Signup and view all the answers

What is the underlying principle behind the reaction of copper(II) oxide with hydrochloric acid?

Acid-base neutralization reaction Signup and view all the answers

What is the common feature of the reactants in both the reaction of magnesium oxide with hydrochloric acid and the reaction of copper(II) oxide with hydrochloric acid?

Both are oxides Signup and view all the answers

What is the importance of balancing a chemical equation in the reaction of copper(II) oxide with hydrochloric acid?

To ensure the number of atoms of each element is the same on both sides of the equation Signup and view all the answers

What is the primary purpose of writing a reaction equation?

To predict the products of a reaction Signup and view all the answers

Gr 9 NATURAL SCIENCES: 2.6 CH The general reaction of an acid with a metal oxide

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Questions and Answers

What is the reactant in the reaction of copper(II) oxide with hydrochloric acid that is an acid?

What is the product formed when magnesium oxide reacts with hydrochloric acid?

What is the first step in writing a reaction equation?

What is the purpose of balancing a chemical equation?

What is the common product formed in both the reaction of magnesium oxide with hydrochloric acid and the reaction of copper(II) oxide with hydrochloric acid?

What is the pH range of a solution formed when a metal oxide is dissolved in water?

What is the product formed when a metal oxide reacts with an acid?

Which of the following is an example of a non-metal oxide?

What is the purpose of using universal indicator paper in the experiment?

What type of reaction occurs when a metal oxide reacts with an acid?

What is the chemical formula of magnesium chloride?

Which of the following is NOT a step in writing a reaction equation?

What is the reactant that is common in both the reaction of magnesium oxide with hydrochloric acid and the reaction of copper(II) oxide with hydrochloric acid?

What is the general characteristic of a solution formed when a metal oxide is dissolved in water?

Why is balancing a chemical equation important?

What type of oxide is copper(II) oxide?

What is the type of reaction that occurs when a metal oxide reacts with an acid?

Which of the following is an example of a metal oxide?

What is the general formula for the reaction of a metal oxide with an acid?

What is the purpose of the experiment involving magnesium oxide and hydrochloric acid?

What is the primary reason why metal oxides are basic in nature?

What is the significance of using universal indicator paper in the experiment involving magnesium oxide and hydrochloric acid?

Which of the following statements is true about non-metal oxides?

What is the general pattern of the reaction between a metal oxide and an acid?

What is the purpose of the reaction between a metal oxide and an acid in the context of acid-base chemistry?

What is the chemical significance of combining hydrochloric acid with magnesium oxide?

What is the underlying principle behind the reaction of copper(II) oxide with hydrochloric acid?

What is the common feature of the reactants in both the reaction of magnesium oxide with hydrochloric acid and the reaction of copper(II) oxide with hydrochloric acid?

What is the importance of balancing a chemical equation in the reaction of copper(II) oxide with hydrochloric acid?

What is the primary purpose of writing a reaction equation?

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