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CBSE Class 10  >  Class 10 Test  >  Science   >  Test: Acids, Bases & Salts - Class 10 MCQ

Acids, Bases & Salts - Free MCQ Practice Test with solutions, Class 10


MCQ Practice Test & Solutions: Test: Acids, Bases & Salts (10 Questions)

You can prepare effectively for Class 10 Science Class 10 with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Acids, Bases & Salts". These 10 questions have been designed by the experts with the latest curriculum of Class 10 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 20 minutes
  • - Number of Questions: 10

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Test: Acids, Bases & Salts - Question 1
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Which chemical compound is commonly known as baking soda?

Detailed Solution: Question 1

Baking soda is the common name for sodium bicarbonate, a chemical compound represented by the formula NaHCO3. It is widely used in baking and cooking as a leavening agent and for various household purposes.

Test: Acids, Bases & Salts - Question 2
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What role does baking soda play in reducing stomach acidity?

Detailed Solution: Question 2

Baking soda acts as an antacid by neutralizing excess stomach acid, helping to alleviate symptoms of indigestion and discomfort. It can help to balance pH levels in the stomach and provide relief from acidity.

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Test: Acids, Bases & Salts - Question 3
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Which industry commonly utilizes bleaching powder as an oxidizer due to its strong oxidizing abilities?

Detailed Solution: Question 3

The water treatment industry commonly uses bleaching powder as an oxidizer because of its strong oxidizing abilities. It helps in disinfecting water by eliminating harmful microorganisms, making it safe for consumption and other uses.

Test: Acids, Bases & Salts - Question 4
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What is the chemical name for washing soda?

Detailed Solution: Question 4

Washing soda, also known as sodium carbonate, is derived from sodium chloride. It can be produced by heating baking soda, which then can be recrystallized to yield washing soda in its hydrated form. Sodium carbonate, like washing soda, is a basic salt with alkaline properties commonly used in various industries and as a cleaning agent for household purposes.

Test: Acids, Bases & Salts - Question 5
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When salts combine with a specific amount of water and form crystals, what is the water known as?

Detailed Solution: Question 5

The water that combines with salts to form crystals is known as water of crystallization. Crystallization is a process in which a solid substance is formed, with its atoms or molecules arranged in a strong structure called a crystal. Many salts can form crystals when they combine with a specific amount of water, which is an essential part of their structure.

Test: Acids, Bases & Salts - Question 6
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In which industries is washing soda commonly used?

Detailed Solution: Question 6

Washing soda, or sodium carbonate, finds applications in the glass, soap, and paper industries. It is utilized for various purposes in these industries, including as a cleaning agent, in the production of other sodium compounds like borax, and to address the issue of permanent water hardness in different processes.

Test: Acids, Bases & Salts - Question 7
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What process results in the formation of a solid substance with atoms or molecules arranged in a crystal structure?

Detailed Solution: Question 7

Crystallization is the process through which a solid substance is formed, with its atoms or molecules arranged in a crystal structure. This formation can occur through various means such as precipitation from a solution, freezing, or direct deposition from a gas. Crystals can be found in a wide range of materials, including salts like sodium chloride, sugar, and even precious gemstones like diamond and quartz.

Test: Acids, Bases & Salts - Question 8
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What can be said about the pH of a salt formed by a weak acid and a weak base?

Detailed Solution: Question 8

The pH of a salt formed by a weak acid and a weak base depends on the relative strengths (dissociation constants) of the acid (Ka) and the base (Kb). If Ka is equal to Kb, the salt solution will be neutral (pH = 7). If Ka is greater than Kb, the solution will be acidic (pH less than 7). If Kb is greater than Ka, the solution will be basic (pH greater than 7). Therefore, the pH can be predicted if the strengths of the acid and base are known.

Test: Acids, Bases & Salts - Question 9
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What is the primary result when a base reacts with an acid?

Detailed Solution: Question 9

When a base reacts with an acid, the primary outcome is the formation of salt and water. This reaction is a fundamental property of bases and acids when they neutralize each other's properties. The formation of salt and water signifies the completion of the chemical reaction between the acidic and basic components, resulting in a more stable and neutralized solution.

Test: Acids, Bases & Salts - Question 10
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Which of the following reactions involving acids results in the production of salt, carbon dioxide, and water?

Detailed Solution: Question 10

When an acid reacts with a metal carbonate, the chemical reaction results in the formation of salt, carbon dioxide, and water. This reaction is a characteristic property of acids, where the carbonate compound reacts with the acid to produce these specific products. The evolution of carbon dioxide gas during this reaction is often observable as bubbles, indicating the release of the gas.

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About this Class 10 Practice Test

This test contains 10 MCQs on Acids, Bases & Salts with detailed solutions for each question. It is part of the Science Class 10 course on EduRev, designed to align with the current Class 10 syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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