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(CBSE Science) Class 10th Chapter -3
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Name: Maths Questions in Hindi –
Subject: Mathematics
Topic: All Mathematics Topics
Questions: 15 Objective Type Questions
Time Allowed: No Limit
Language: Hindi
Important for: UPSC, RRB, Police Exams, State PCS, BA, MA, Bed Entrance Exams, Other Competitive Exams आदि |
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- Question 1 of 20
1. Question
1 pointsThe ability of metals to be drawn into thin wires is known as
- Question 2 of 20
2. Question
1 pointsWhich one of the following metals does not react with cold as well as hot water ?
- Question 3 of 20
3. Question
1 pointsAn alloy of Zn and Cu is dissolved in dil. HCL hydrogen gas is evolved. in this evolution of gas
- Question 4 of 20
4. Question
1 pointsGenerally, non-metals are not lustrous. which of the following non-metal is lustrous ?
- Question 5 of 20
5. Question
1 pointsThe ability of metals to be drawn into thin wire is known as
- Question 6 of 20
6. Question
1 pointsThe process that is used to carry out reduction of alumina:
- Question 7 of 20
7. Question
1 pointsElectrical wires have a coating of an insulating material. the material, generally used is
- Question 8 of 20
8. Question
1 pointsAlthough metals form basic oxides which of the given metals from an amphoteric oxide?
- Question 9 of 20
9. Question
1 pointsWhich of the following metals exist in their native sate in nature ?
- Question 10 of 20
10. Question
1 pointsWhich of the given metals is stored under kerosene to prevent oxidation ?
- Question 11 of 20
11. Question
1 pointsGold and platinum occur free in nature because
- Question 12 of 20
12. Question
1 pointsGalvanization is a method of protecting iron from rusting by coating with a thin layer of
- Question 13 of 20
13. Question
1 pointsThe corrosion of copper takes place in
- Question 14 of 20
14. Question
1 pointsHaematite is an ore of
- Question 15 of 20
15. Question
1 pointsMetals are refined by using different methods which of the following metals are refined by electrolytic refining ?
- Question 16 of 20
16. Question
1 pointsWhich elements are stored in kerosene oil
- Question 17 of 20
17. Question
1 pointsCinnabar is an ore of :
- Question 18 of 20
18. Question
1 pointsWhich of the following metals are obtained by electrolysis of their chlorides in molten state ?
- Question 19 of 20
19. Question
1 pointsA process employed for the concentration of sulphide ore is
- Question 20 of 20
20. Question
1 pointsThe gas produced when dil. HCL is added to a reactive metal