Properties of Metals MCQs Class 8
Properties of Metals – MCQs
Class: 8 | Subject: Science
Section 4: Materials – Metals and Non-Metals
Topic: Properties of Metals
CBSE Board Examination Preparation
Section 4: Materials – Metals and Non-Metals
Topic: Properties of Metals
CBSE Board Examination Preparation
Instructions: These Multiple Choice Questions (MCQs) are designed strictly as per the NCERT syllabus, making them ideal for CBSE Class 8 Science examination standard.
1. Metals are generally:
Answer: B. Lustrous
Metals have a shiny surface called metallic lustre which makes them reflective.
2. The property of being drawn into wires is called:
Answer: B. Ductility
Ductile metals like copper and aluminium are used to make electric wires.
3. Metals can be beaten into sheets due to:
Answer: B. Malleability
Gold and aluminium can be hammered into thin sheets or foils.
4. Metals are good conductors of:
Answer: A
Free electrons in metals help conduct heat and electricity efficiently.
5. Which metal is the best conductor of electricity?
Answer: B. Silver
Silver has the highest electrical conductivity among metals.
6. Metals produce sound when struck. This property is:
Answer: B
Because of sonority, metals are used to make bells and musical instruments.
7. Which metal is liquid at room temperature?
Answer: A. Mercury
Mercury is the only metal that exists in liquid form at room temperature.
8. Metals are generally:
Answer: B
Most metals are strong and used for construction and machinery.
9. Copper wires show:
Answer: B
Copper can be drawn into thin wires due to ductility.
10. Aluminium foil demonstrates:
Answer: B
It proves metals can be beaten into thin sheets.
11. Metals have ______ melting points.
Answer: B
Most metals require high temperatures to melt.
12. Metals are usually:
Answer: A
They have closely packed atoms.
13. Which property helps metals transfer heat quickly?
Answer: A
Metals are used in cooking utensils for this reason.
14. Gold is highly:
Answer: B
Gold can be beaten into extremely thin sheets.
15. Metals are generally solid except:
Answer: B
Mercury is liquid at room temperature.
16. Metals are good reflectors of:
Answer: A
Hence used in mirrors and reflectors.
17. Iron nails show:
Answer: B
Iron is hard and strong.
18. Metals expand on:
Answer: B
Thermal expansion is a common metal property.
19. Metals are electropositive because they:
Answer: B
They form positive ions easily.
20. Cooking utensils are made of metals due to:
Answer: B
Metals transfer heat quickly ensuring uniform cooking.
