25 26 27 28 29 30 31 32 33 A 33 B 34 A 34 B 35 A 35 B 36 37 A 37 B 38 A 38 B 39 40 41 42

Lakhmir Singh & Manjit Kaur - Chemistry

Very Short Answer Type Questions-Pg-18

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Short Answer Type Questions-Pg-19

17 A 17 B 17 C 18 A 18 B 18 C 19 20 A 20 B 21 A 21 B 21 C 22 A 22 B 22 C 23 24 A 24 B 25 26 27 A 27 B 28 A 28 B 29 30 31 32

Long Answer Type Questions-Pg-20

33 A 33 B 34 A 34 B 35 A 35 B 35 C

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Questions Based on High Order Thinking Skills (HOTS)-Pg-22

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Short Answer Type Questions-Pg-46

25 26 27 28 29 30 31 32 33 A 33 B 34 A 34 B 35 A 35 B 36 37 A 37 B 38 A 38 B 39 40 41 42

Long Answer Type Questions-Pg-48

43 A 43 B 43 C 43 D 44 A 44 B 44 C 45 A 45 B 45 C 45 D 45 E

Multiple Choice Questions (MCQs)-Pg-48

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Questions Based on High Order Thinking Skills (HOTS)-Pg-49

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Q. 34 B4.8( 4 Votes )

When copper powder i

Class 10th Lakhmir Singh & Manjit Kaur - Chemistry 1. Chemical Reations and Equations

Answer :

Balanced Equation:

2Cu + O₂ 2Cu0

(i) oxidized substance- Cu

(ii) Reduced substance – O₂

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When copper powder iLakhmir Singh & Manjit Kaur - Chemistry