Online MCQ test for Class 10 Science Chapter 5-Periodic Classification of Elements MCQs
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(CBSE Science) Class 10th Chapter -5
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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 pointsWhich group was added in mendeleev’s periodic table ?
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Question 2 of 20
2. Question
1 pointsUpto which element, the low of octaves was found to be applicable ?
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Question 3 of 20
3. Question
1 pointsName the most electronegative element of periodic table ?
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Question 4 of 20
4. Question
1 pointsOut of F and Cl, which has higher electron affinity ?
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Question 5 of 20
5. Question
1 pointsThe element with atomic number 9 resembles the element with atomic number _______ .
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Question 6 of 20
6. Question
1 pointsIn the preiodic table zin zag lines separate metals from non metals, what is it called ?
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Question 7 of 20
7. Question
1 pointsAn element ‘X’ is forming an acidic oxide. Its position in modern periodic table will be.
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Question 8 of 20
8. Question
1 pointsWrite the formula to find the maximum number of electrons that shell can accommodate.
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Question 9 of 20
9. Question
1 pointsWhich of these does not represent dobereiner’s triad ?
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Question 10 of 20
10. Question
1 pointsOut of calcium, strontium, sodium, beryllium-one element does not belong to a set. select the element ?
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Question 11 of 20
11. Question
1 pointsIn general, the number of electrons in the outermost shell of a metal atom is
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Question 12 of 20
12. Question
1 pointsWhich of the given metals cannot be extracted using smelting ?
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Question 13 of 20
13. Question
1 pointsThe bronze medals are made up of
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Question 14 of 20
14. Question
1 pointsThe second most abundant metal in the earth’s crust is
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Question 15 of 20
15. Question
1 pointsWhich of the given metals are obtained by electrolysis of their chlorides in molten state ?
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Question 16 of 20
16. Question
1 pointsGenerally, non-metals are not lustrous.which of the given non metals is lustrous
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Question 17 of 20
17. Question
1 pointsWhich one of the given metals does not react with cold as well as hot water ?
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Question 18 of 20
18. Question
1 pointsModern periodic law is based upon :
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Question 19 of 20
19. Question
1 pointsIn the third period of the periodic table, the element having smallest size is
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Question 20 of 20
20. Question
1 pointsIn the given metals one with the smallest size is