Gr 9 NATURAL SCIENCES: CH 2.7 SUM The reaction of an acid with a metal

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

Acid + Metal → Acid Salt + Water

Acid + Metal → Salt + Hydrogen Gas (correct)

Acid + Metal → Salt + Oxygen

Acid + Metal → Water + Carbon Dioxide

What is the role of a chemist?

To diagnose and treat diseases

To perform surgical operations

To conduct research and analyze substances (correct)

To prepare and dispense medications

What is the product of the reaction between hydrochloric acid and magnesium?

Magnesium Chloride and Hydrogen Gas (correct)

Magnesium Oxide and Water

Magnesium Hydroxide and Oxygen

Magnesium Sulfate and Carbon Dioxide

What is the main difference between the work of a chemist and a pharmacist?

Chemists focus on research, while pharmacists focus on patient care Signup and view all the answers

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

2HCl + Mg → MgCl₂ + H₂ Signup and view all the answers

Where do pharmacists typically work?

Pharmacies, hospitals, and clinics Signup and view all the answers

What is the role of hydrogen atoms in the reaction between hydrochloric acid and magnesium?

They combine to form hydrogen gas Signup and view all the answers

What is the primary focus of a chemist's education?

Chemistry and related fields Signup and view all the answers

What is the definition of a pharmacist?

A healthcare professional who prepares and dispenses medications Signup and view all the answers

What is the word equation for the reaction between hydrochloric acid and magnesium?

Hydrochloric acid + Magnesium → Magnesium Chloride + Hydrogen Gas Signup and view all the answers

What is the main purpose of the investigation in this chapter?

To observe the reaction between hydrochloric acid and magnesium Signup and view all the answers

What is the equipment used to collect the gas produced in the investigation?

Gas collection apparatus Signup and view all the answers

What is the characteristic of the gas produced in the investigation?

It burns with a 'pop' sound when exposed to a flame Signup and view all the answers

What is the role of the magnesium ribbon in the investigation?

To react with the hydrochloric acid Signup and view all the answers

What is the type of acid used in the investigation?

Hydrochloric acid Signup and view all the answers

What do the bubbles formed in the test tube indicate?

The production of a gas Signup and view all the answers

What is the purpose of using a lit match or lighter in the investigation?

To test the flammability of the gas produced Signup and view all the answers

What is the byproduct of the reaction between hydrochloric acid and magnesium?

Hydrogen gas Signup and view all the answers

How many steps are involved in the procedure of the investigation?

5 Signup and view all the answers

What is the apparatus used to hold the test tube?

Test tube rack Signup and view all the answers

What is the purpose of the investigation in this chapter?

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

What is the significance of the 'pop' sound when the gas is exposed to a flame?

It confirms the presence of hydrogen gas Signup and view all the answers

What is the material used to collect the gas produced in the reaction?

Gas collection apparatus Signup and view all the answers

What is the role of the magnesium ribbon in the investigation?

To react with the hydrochloric acid Signup and view all the answers

What is the type of gas produced in the reaction?

Hydrogen gas Signup and view all the answers

What is the purpose of adding a small amount of hydrochloric acid to the test tube?

To react with the magnesium ribbon Signup and view all the answers

What is observed during the reaction?

The formation of bubbles Signup and view all the answers

What is the equipment used to hold the test tube in place?

Test tube rack Signup and view all the answers

What is the significance of the bubbles formed in the test tube?

They indicate the production of a gas Signup and view all the answers

What is the acid used in the investigation?

Hydrochloric acid Signup and view all the answers

What is the primary purpose of the reaction between hydrochloric acid and magnesium?

To produce hydrogen gas Signup and view all the answers

Which of the following is a key difference between the work of a chemist and a pharmacist?

The focus on research versus healthcare Signup and view all the answers

What is the primary role of a chemist in a pharmaceutical company?

To develop new products Signup and view all the answers

What is the name of the compound formed when magnesium reacts with hydrochloric acid?

Magnesium chloride Signup and view all the answers

What is the primary difference in the education of chemists and pharmacists?

The field of study Signup and view all the answers

What is the primary workplace difference between chemists and pharmacists?

The healthcare versus research environment Signup and view all the answers

What is the significance of the bubbles formed in the reaction between hydrochloric acid and magnesium?

They indicate the presence of hydrogen gas Signup and view all the answers

What is the role of the hydrogen atoms in the reaction between hydrochloric acid and magnesium?

They combine to form hydrogen gas Signup and view all the answers

What is the primary responsibility of a pharmacist in a healthcare setting?

To dispense medications and provide patient counseling Signup and view all the answers

What is the main difference between the reaction between hydrochloric acid and magnesium, and the reaction between other acids and metals?

The type of salt formed Signup and view all the answers

What is the primary purpose of the investigation in this chapter?

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

What is the significance of the 'pop' sound when the gas is exposed to a flame?

It confirms the presence of hydrogen gas Signup and view all the answers

What is the purpose of adding a small amount of hydrochloric acid to the test tube?

To initiate the reaction between the acid and metal Signup and view all the answers

What is the role of the magnesium ribbon in the investigation?

To react with the hydrochloric acid to produce hydrogen gas Signup and view all the answers

Why is the gas collection apparatus used in the investigation?

To collect the gas produced for further analysis Signup and view all the answers

What is observed during the reaction?

The formation of bubbles Signup and view all the answers

What is the significance of the bubbles formed in the test tube?

They indicate the production of a gas Signup and view all the answers

What is the type of gas produced in the reaction?

Hydrogen gas Signup and view all the answers

Why is a lit match or lighter used in the investigation?

To confirm the presence of hydrogen gas Signup and view all the answers

What is the primary purpose of the test tube in the investigation?

To contain the reaction between the acid and metal Signup and view all the answers

What is the primary reason why hydrogen atoms combine to form hydrogen gas in the reaction between hydrochloric acid and magnesium?

To escape as a gas Signup and view all the answers

What is the key similarity between the work of a chemist and a pharmacist?

Both deal with chemicals Signup and view all the answers

What is the primary difference between the chemical equation and the word equation for the reaction between hydrochloric acid and magnesium?

The chemical equation uses symbols and formulas Signup and view all the answers

What is the primary role of a chemist in a research institution?

To conduct research and analyze substances Signup and view all the answers

What is the primary reason why pharmacists work in clinical and retail environments?

To dispense medications Signup and view all the answers

What is the primary difference between the education of chemists and pharmacists?

Pharmacists are licensed healthcare professionals Signup and view all the answers

What is the primary focus of a chemist's research?

The science of chemicals and their reactions Signup and view all the answers

What is the primary role of magnesium in the reaction with hydrochloric acid?

To react with the acid Signup and view all the answers

What is the primary characteristic of the gas produced in the reaction between hydrochloric acid and magnesium?

It is a colorless gas Signup and view all the answers

What is the primary purpose of the reaction between hydrochloric acid and magnesium?

To study the properties of chemicals Signup and view all the answers

Gr 9 NATURAL SCIENCES: CH 2.7 SUM The reaction of an acid with a metal

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Questions and Answers

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

What is the role of a chemist?

What is the product of the reaction between hydrochloric acid and magnesium?

What is the main difference between the work of a chemist and a pharmacist?

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

Where do pharmacists typically work?

What is the role of hydrogen atoms in the reaction between hydrochloric acid and magnesium?

What is the primary focus of a chemist's education?

What is the definition of a pharmacist?

What is the word equation for the reaction between hydrochloric acid and magnesium?

What is the main purpose of the investigation in this chapter?

What is the equipment used to collect the gas produced in the investigation?

What is the characteristic of the gas produced in the investigation?

What is the role of the magnesium ribbon in the investigation?

What is the type of acid used in the investigation?

What do the bubbles formed in the test tube indicate?

What is the purpose of using a lit match or lighter in the investigation?

What is the byproduct of the reaction between hydrochloric acid and magnesium?

How many steps are involved in the procedure of the investigation?

What is the apparatus used to hold the test tube?

What is the purpose of the investigation in this chapter?

What is the significance of the 'pop' sound when the gas is exposed to a flame?

What is the material used to collect the gas produced in the reaction?

What is the role of the magnesium ribbon in the investigation?

What is the type of gas produced in the reaction?

What is the purpose of adding a small amount of hydrochloric acid to the test tube?

What is observed during the reaction?

What is the equipment used to hold the test tube in place?

What is the significance of the bubbles formed in the test tube?

What is the acid used in the investigation?

What is the primary purpose of the reaction between hydrochloric acid and magnesium?

Which of the following is a key difference between the work of a chemist and a pharmacist?

What is the primary role of a chemist in a pharmaceutical company?

What is the name of the compound formed when magnesium reacts with hydrochloric acid?

What is the primary difference in the education of chemists and pharmacists?

What is the primary workplace difference between chemists and pharmacists?

What is the significance of the bubbles formed in the reaction between hydrochloric acid and magnesium?

What is the role of the hydrogen atoms in the reaction between hydrochloric acid and magnesium?

What is the primary responsibility of a pharmacist in a healthcare setting?

What is the main difference between the reaction between hydrochloric acid and magnesium, and the reaction between other acids and metals?

What is the primary purpose of the investigation in this chapter?

What is the significance of the 'pop' sound when the gas is exposed to a flame?

What is the purpose of adding a small amount of hydrochloric acid to the test tube?

What is the role of the magnesium ribbon in the investigation?

Why is the gas collection apparatus used in the investigation?

What is observed during the reaction?

What is the significance of the bubbles formed in the test tube?

What is the type of gas produced in the reaction?

Why is a lit match or lighter used in the investigation?

What is the primary purpose of the test tube in the investigation?

What is the primary reason why hydrogen atoms combine to form hydrogen gas in the reaction between hydrochloric acid and magnesium?

What is the key similarity between the work of a chemist and a pharmacist?

What is the primary difference between the chemical equation and the word equation for the reaction between hydrochloric acid and magnesium?

What is the primary role of a chemist in a research institution?

What is the primary reason why pharmacists work in clinical and retail environments?

What is the primary difference between the education of chemists and pharmacists?

What is the primary focus of a chemist's research?

What is the primary role of magnesium in the reaction with hydrochloric acid?

What is the primary characteristic of the gas produced in the reaction between hydrochloric acid and magnesium?

What is the primary purpose of the reaction between hydrochloric acid and magnesium?

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