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Some Basic Concepts of Chemistry — Flashcards

CBSE · Class 11 · Chemistry

72 flashcards for Some Basic Concepts of Chemistry (CBSE Class 11 Chemistry) to test yourself on key terms and facts. Sample: "What is chemistry?"

169 questions72 flashcards4 formulas & key relations5 concepts

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72 Flashcards·
Introduction to chemistryरसायन विज्ञान का परिचयरसायन विज्ञान की प्रकृतिNature of chemistryStates of matterपदार्थ की अवस्थाएँ
Card 1Introduction to chemistry

What is chemistry?

Answer

Chemistry is the branch of science that studies the preparation, properties, structure and reactions of material substances.

Card 2रसायन विज्ञान का परिचय

रसायन विज्ञान क्या है?

Answer

रसायन विज्ञान विज्ञान की वह शाखा है जो पदार्थीय पदार्थों की तैयारी, गुण, संरचना और अभिक्रियाओं का अध्ययन करती है।…

Card 3रसायन विज्ञान की प्रकृति

रसायन विज्ञान को परमाणुओं और अणुओं का विज्ञान क्यों कहा जाता है?

Answer

सभी पदार्थ परमाणुओं और अणुओं से बने होते हैं। रसायन विज्ञान उनके संघटन, संरचना, गुणों और अभिक्रियाओं में होने वाले परिवर्तनों का अध्ययन करता है।…

Card 4Nature of chemistry

Why is chemistry called the science of atoms and molecules?

Answer

All substances are made of atoms and molecules. Chemistry studies their composition, structure, properties and the changes they undergo in reactions.

Card 5States of matter

What are the three states of matter?

Answer

Matter exists in three physical states: solid, liquid and gas. Solids have definite shape and volume; liquids have definite volume but not definite shape; gases have neither definite shape nor definit…

Card 6पदार्थ की अवस्थाएँ

पदार्थ की तीन अवस्थाएँ क्या हैं?

Answer

पदार्थ तीन भौतिक अवस्थाओं में पाया जाता है: ठोस, द्रव और गैस। ठोसों का निश्चित आकार और आयतन होता है; द्रवों का निश्चित आयतन होता है पर निश्चित आकार नहीं होता; गैसों का न तो निश्चित आकार होता है और न न…

Card 7पदार्थ की अवस्थाएँ

कण स्तर पर ठोस, द्रव और गैस में क्या अंतर है?

Answer

ठोसों में कण बहुत पास-पास और व्यवस्थित होते हैं। द्रवों में कण पास होते हैं, लेकिन वे इधर-उधर चल सकते हैं। गैसों में कण बहुत दूर-दूर होते हैं और स्वतंत्र तथा तेज़ी से चलते हैं।…

Card 8States of matter

How are solids, liquids and gases different at the particle level?

Answer

In solids, particles are very close and orderly. In liquids, particles are close but can move around. In gases, particles are far apart and move freely and fast.

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Frequently Asked Questions

What are the important topics in Some Basic Concepts of Chemistry for CBSE Class 11 Chemistry?
Key topics in Some Basic Concepts of Chemistry include Nature of Matter and Its Classification, Measurement, Units, and SI System, Scientific Notation, Significant Figures, Precision, and Accuracy, Laws of Chemical Combination. Study these first, then practise questions on each for Class 11 exams.
How many flashcards are available for Some Basic Concepts of Chemistry?
There are 72 flashcards for Some Basic Concepts of Chemistry covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Some Basic Concepts of Chemistry for Class 11 exams?
Learn the core ideas first, then work through the 169 practice questions on Some Basic Concepts of Chemistry. Revise definitions regularly and use flashcards for quick recall before the exam.

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