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Metals and Non-metals — Flashcards

CBSE · Class 10 · Science

80 flashcards for Metals and Non-metals (CBSE Class 10 Science) to test yourself on key terms and facts. Sample: "What is metallic lustre?"

75 questions80 flashcards6 formulas & key relations5 concepts

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A diagram showing the setup for electrolytic refining of copper, with an impure copper anode, a pure copper cathode, and copper sulfate solution as the electrolyte. Illustrates the dissolution of impu
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80 Flashcards·
Physical properties of metalsधातुओं के भौतिक गुण
Card 1Physical properties of metals

What is metallic lustre?

Answer

Metals, in their pure state, have a shining surface. This property is called metallic lustre. Metals such as copper and aluminium show this shining appearance when their surface is clean.

Card 2धातुओं के भौतिक गुण

धात्विक चमक क्या है?

Answer

धातुओं की शुद्ध अवस्था में एक चमकदार सतह होती है। इस गुण को धात्विक चमक कहते हैं। ताँबा, एल्युमिनियम आदि धातुएँ अपनी सतह साफ होने पर यह चमक दिखाती हैं।…

Card 3Physical properties of metals

Why are metals generally hard?

Answer

Metals are generally hard, but hardness varies from metal to metal. Alkali metals like sodium and potassium are soft enough to be cut with a knife. This shows that hardness is a general property, not …

Card 4धातुओं के भौतिक गुण

धातुएं आम तौर पर कठोर क्यों होती हैं?

Answer

धातुएं साधारणतया कठोर होती हैं, किन्तु कठोरता धातु-दर-धातु में भिन्न होती है। सोडियम, पोटैशियम आदि क्षार धातुएं इतनी नरम होती हैं कि चाकू से काटी जा सकती हैं। इससे पता चलता है कि कठोरता एक सामान्य गुण…

Card 5Physical properties of metals

Why can gold be drawn into very thin wires?

Answer

Metals are ductile, which means they can be drawn into thin wires. Gold is the most ductile metal. A wire of about 2 km length can be drawn from one gram of gold.

Card 6धातुओं के भौतिक गुण

सोने को बहुत पतले तारों में क्यों खींचा जा सकता है?

Answer

धातुएँ तन्य होती हैं, अर्थात इन्हें खींचकर पतले तार बनाए जा सकते हैं। सोना सबसे अधिक तन्य धातु है। सोने के एक ग्राम से 2 km लम्बाई का तार खींचा जा सकता है।…

Card 7Physical properties of metals

What is malleability?

Answer

Malleability is the property of metals by which they can be beaten into thin sheets. Gold and silver are the most malleable metals.

Card 8धातुओं के भौतिक गुण

मॅलेबिलिटी क्या है?

Answer

मृदुता या आघातनीयता धातुओं का वह गुण है जिसके द्वारा उन्हें पीटकर पतली चादरें बनाई जा सकती हैं। सोना और चांदी सबसे अधिक आघातनीय धातुएँ हैं।…

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Frequently Asked Questions

What are the important topics in Metals and Non-metals for CBSE Class 10 Science?
Key topics in Metals and Non-metals include Physical Properties of Metals and Non-metals, Chemical Properties of Metals, Ionic Compounds and Their Properties, Occurrence, Extraction, Refining, and Corrosion. Study these first, then practise questions on each for the CBSE Class 10 board exam.
How many flashcards are available for Metals and Non-metals?
There are 80 flashcards for Metals and Non-metals covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Metals and Non-metals for the CBSE Class 10 board exam?
Learn the core ideas first, then work through the 75 practice questions on Metals and Non-metals. Revise definitions regularly and use flashcards for quick recall before the exam.

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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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