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The Amazing World of Solutes, Solvents, and Solutions

CBSE · Class 8 · Science

Flashcards for The Amazing World of Solutes, Solvents, and Solutions — CBSE Class 8 Science. Quick Q&A cards covering key concepts, definitions, and formulas.

152 questions72 flashcards5 concepts

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72 Flashcards
Card 1Solution

What is a solution?

Answer

A solution is a uniform mixture formed when a solute dissolves in a solvent. Salt in water and sugar in water are common examples.

Card 2समाधान

समाधान क्या है?

Answer

घोल (solution) एक समान मिश्रण होता है जो किसी विलेय के विलायक में घुलने से बनता है। पानी में नमक और पानी में चीनी इसके सामान्य उदाहरण हैं।

Card 3Solute and solvent

What are solute and solvent?

Answer

The solute is the component present in smaller amount, or the solid that dissolves in a liquid. The solvent is the component present in larger amount, or the liquid in which the solid dissolves.

Card 4विलेय और विलायक

विलेय और विलायक क्या हैं?

Answer

घुलनशील पदार्थ वह घटक है जो कम मात्रा में मौजूद होता है, या वह ठोस जो किसी द्रव में घुल जाता है। विलायक वह घटक है जो अधिक मात्रा में मौजूद होता है, या वह द्रव जिसमें ठोस घुल जाता है।

Card 5Uniform mixture

What happens when salt and sugar are mixed with water?

Answer

A uniform mixture is formed. The components are evenly distributed, so the mixture is a solution.

Card 6समान मिश्रण

जब नमक और चीनी को पानी में मिलाया जाता है तो क्या होता है?

Answer

एक समान मिश्रण बनता है। घटक समान रूप से वितरित होते हैं, इसलिए मिश्रण एक घोल है।

Card 7Non-uniform mixture

What happens when chalk powder, sand, or sawdust is mixed with water?

Answer

A non-uniform mixture is formed. The parts are not evenly distributed, so the mixture is not a solution.

Card 8असमिश्रित मिश्रण

जब चाक पाउडर, रेत या बुरादे को पानी में मिलाया जाता है तो क्या होता है?

Answer

एक गैर-समान मिश्रण बनता है। भाग समान रूप से वितरित नहीं होते हैं, इसलिए मिश्रण एक घोल नहीं है।

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What are the important topics in The Amazing World of Solutes, Solvents, and Solutions for CBSE Class 8 Science?
The Amazing World of Solutes, Solvents, and Solutions covers several key topics that are frequently asked in CBSE Class 8 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in The Amazing World of Solutes, Solvents, and Solutions — CBSE Class 8 Science?
Understand the core concepts first, then work through the 152 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
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There are 72 flashcards for The Amazing World of Solutes, Solvents, and Solutions covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

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