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Introduction: Bases & their Properties Video Lecture | Science Class 10

FAQs on Introduction: Bases & their Properties Video Lecture - Science Class 10

1. What is the definition of a base in chemistry?

Ans. In chemistry, a base is a substance that can accept or donate a pair of electrons, and it has a higher concentration of hydroxide ions (OH-) in an aqueous solution.

2. How do bases differ from acids?

Ans. Bases differ from acids in terms of their properties. While acids donate protons (H+ ions), bases accept protons. Acids have a sour taste, while bases have a bitter taste. Additionally, acids turn blue litmus paper red, while bases turn red litmus paper blue.

3. What are some common examples of bases?

Ans. Some common examples of bases include sodium hydroxide (NaOH), ammonia (NH3), calcium hydroxide (Ca(OH)2), and magnesium hydroxide (Mg(OH)2).

4. How do bases react with acids?

Ans. Bases and acids react to form salt and water through a process called neutralization. The base accepts a proton from the acid, resulting in the formation of water and a salt compound.

5. What are some important properties of bases?

Ans. Bases have several important properties. They can conduct electricity in aqueous solutions, turn red litmus paper blue, and have a slippery or soapy feel. Bases can also react with acids to neutralize their properties and form a salt and water.

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Sep 08, 2025 Last updated

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