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

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What is the general reaction of an acid with a metal carbonate?

An acid with a metal carbonate forms a precipitate and sulfuric acid.

An acid with a metal carbonate forms a metal oxide and nitrogen gas.

An acid with a metal carbonate forms a salt, water, and carbon dioxide gas. (correct)

An acid with a metal carbonate forms a base and oxygen gas.

What is the purpose of using universal indicator paper or a pH meter in this investigation?

To measure the concentration of the acid.

To observe the color change of the reaction.

To measure the temperature of the reaction.

To measure the pH of the resulting solution. (correct)

What is observed when calcium carbonate reacts with hydrochloric acid?

The solution becomes more acidic.

Bubbles form, indicating the release of a gas. (correct)

The solution turns yellow.

A precipitate forms.

What is the reactant in the reaction between hydrochloric acid and calcium carbonate?

Hydrochloric acid and calcium carbonate. Signup and view all the answers

What is the product of the reaction between hydrochloric acid and calcium carbonate?

Calcium chloride, water, and carbon dioxide gas. Signup and view all the answers

What is the formula of the metal carbonate used in the investigation?

CaCO₃ Signup and view all the answers

What is the gas produced in the reaction between hydrochloric acid and calcium carbonate?

Carbon dioxide gas Signup and view all the answers

What is the main component of shells of marine organisms, snails, and bird eggshells?

Calcium carbonate Signup and view all the answers

What is the purpose of adding lime to soil in agriculture?

To provide a source of calcium for plant growth Signup and view all the answers

What is the common use of calcium carbonate in construction?

As a component of cement Signup and view all the answers

What is the purpose of adding calcium carbonate to swimming pools?

To increase the pH level of the water Signup and view all the answers

What is the source of calcium in dark green leafy vegetables?

Calcium carbonate Signup and view all the answers

What is the form of calcium carbonate used in agriculture to neutralize acidic soil?

Agricultural lime Signup and view all the answers

What is found in the exoskeletons of crustaceans such as crabs, prawns, and lobsters?

Calcium carbonate Signup and view all the answers

What is the geological formation where calcium carbonate can be found?

All of the above Signup and view all the answers

What is the general equation for the reaction between an acid and a metal carbonate?

acid + metal carbonate → salt + water + carbon dioxide Signup and view all the answers

What is the role of the metal carbonate in the reaction with an acid?

The metal carbonate acts as a reactant Signup and view all the answers

What is the product formed when calcium carbonate reacts with hydrochloric acid?

Calcium chloride and water Signup and view all the answers

Why does the pH of the solution decrease during the reaction between hydrochloric acid and calcium carbonate?

Because the acid is consumed during the reaction Signup and view all the answers

What is the formula for the salt produced in the reaction between hydrochloric acid and calcium carbonate?

CaCl₂ Signup and view all the answers

What is the gas produced when calcium carbonate reacts with hydrochloric acid?

Carbon dioxide Signup and view all the answers

What is the purpose of the investigation between calcium carbonate and hydrochloric acid?

To investigate the reaction between an acid and a metal carbonate Signup and view all the answers

What is the primary function of calcium carbonate in agricultural lime?

To increase the pH of acidic soil and provide calcium for plant growth Signup and view all the answers

Which of the following is a common industrial application of calcium carbonate?

Production of adhesives and ceramics Signup and view all the answers

What is the primary source of calcium in the human diet?

Dark green leafy vegetables Signup and view all the answers

What is the process called when calcium carbonate is added to soil to increase its pH?

Liming Signup and view all the answers

What is the main component of marble?

Calcium carbonate Signup and view all the answers

What is the purpose of adding calcium carbonate to swimming pools?

To adjust the pH level of the water Signup and view all the answers

What is the primary use of calcium carbonate supplements?

To provide a source of calcium for the human body Signup and view all the answers

What is the primary function of calcium carbonate in the shells of marine organisms?

To provide structural support Signup and view all the answers

What is the significance of the bubbles formed when calcium carbonate reacts with hydrochloric acid?

Indicates the production of carbon dioxide gas Signup and view all the answers

What is the pH of the resulting solution after the reaction between calcium carbonate and hydrochloric acid?

Becomes neutral Signup and view all the answers

What is the role of the hydrochloric acid in the reaction with calcium carbonate?

Acts as a reactant Signup and view all the answers

What is the chemical equation for the reaction between hydrochloric acid and calcium carbonate?

2HCl + CaCO3 → CaCl2 + H2O + CO2 Signup and view all the answers

What is the type of reaction that occurs between an acid and a metal carbonate?

Neutralization reaction Signup and view all the answers

What is the general word equation for the reaction between an acid and a metal carbonate?

Acid + metal carbonate → salt + water + carbon dioxide Signup and view all the answers

What is the purpose of using calcium carbonate in construction?

As a binding agent Signup and view all the answers

What is the primary role of calcium carbonate in the geological formations of Cango Caves in South Africa?

To form limestone deposits Signup and view all the answers

What is the primary source of calcium carbonate in dark green leafy vegetables like broccoli and kale?

Soil neutralization Signup and view all the answers

What is the primary industrial application of calcium carbonate in construction?

As a building material and cement Signup and view all the answers

What is the primary function of calcium carbonate in agricultural lime?

To neutralize acidic soil Signup and view all the answers

What is the primary use of calcium carbonate in the form of supplements?

As a dietary supplement Signup and view all the answers

What is the primary component of marble?

Calcium carbonate Signup and view all the answers

What is the process called when calcium carbonate is added to soil to increase its pH?

Liming Signup and view all the answers

What is the primary biological source of calcium carbonate?

Marine organisms Signup and view all the answers

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

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Questions and Answers

What is the general reaction of an acid with a metal carbonate?

What is the purpose of using universal indicator paper or a pH meter in this investigation?

What is observed when calcium carbonate reacts with hydrochloric acid?

What is the reactant in the reaction between hydrochloric acid and calcium carbonate?

What is the product of the reaction between hydrochloric acid and calcium carbonate?

What is the formula of the metal carbonate used in the investigation?

What is the gas produced in the reaction between hydrochloric acid and calcium carbonate?

What is the main component of shells of marine organisms, snails, and bird eggshells?

What is the purpose of adding lime to soil in agriculture?

What is the common use of calcium carbonate in construction?

What is the purpose of adding calcium carbonate to swimming pools?

What is the source of calcium in dark green leafy vegetables?

What is the form of calcium carbonate used in agriculture to neutralize acidic soil?

What is found in the exoskeletons of crustaceans such as crabs, prawns, and lobsters?

What is the geological formation where calcium carbonate can be found?

What is the general equation for the reaction between an acid and a metal carbonate?

What is the role of the metal carbonate in the reaction with an acid?

What is the product formed when calcium carbonate reacts with hydrochloric acid?

Why does the pH of the solution decrease during the reaction between hydrochloric acid and calcium carbonate?

What is the formula for the salt produced in the reaction between hydrochloric acid and calcium carbonate?

What is the gas produced when calcium carbonate reacts with hydrochloric acid?

What is the purpose of the investigation between calcium carbonate and hydrochloric acid?

What is the primary function of calcium carbonate in agricultural lime?

Which of the following is a common industrial application of calcium carbonate?

What is the primary source of calcium in the human diet?

What is the process called when calcium carbonate is added to soil to increase its pH?

What is the main component of marble?

What is the purpose of adding calcium carbonate to swimming pools?

What is the primary use of calcium carbonate supplements?

What is the primary function of calcium carbonate in the shells of marine organisms?

What is the significance of the bubbles formed when calcium carbonate reacts with hydrochloric acid?

What is the pH of the resulting solution after the reaction between calcium carbonate and hydrochloric acid?

What is the role of the hydrochloric acid in the reaction with calcium carbonate?

What is the chemical equation for the reaction between hydrochloric acid and calcium carbonate?

What is the type of reaction that occurs between an acid and a metal carbonate?

What is the general word equation for the reaction between an acid and a metal carbonate?

What is the purpose of using calcium carbonate in construction?

What is the primary role of calcium carbonate in the geological formations of Cango Caves in South Africa?

What is the primary source of calcium carbonate in dark green leafy vegetables like broccoli and kale?

What is the primary industrial application of calcium carbonate in construction?

What is the primary function of calcium carbonate in agricultural lime?

What is the primary use of calcium carbonate in the form of supplements?

What is the primary component of marble?

What is the process called when calcium carbonate is added to soil to increase its pH?

What is the primary biological source of calcium carbonate?

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