52 53 54 55 56 57 58 59 60

Lakhmir Singh & Manjit Kaur - Chemistry

Very Short Answer Type Questions-Pg-191

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

Short Answer Type Questions-Pg-192

28 29 30 31 32 33 34 A 34 B 35 36 37 38 39 40 41 A 41 B 42 43 44 45 46 47 48 49 50 51 52 53

Long Answer Type Questions-Pg-193

54 A 54 B 54 C 55 A 55 B 56 A 56 B 57 A 57 B 58 A 58 B 58 C

Multiple Choice Questions (MCQs)-Pg-194

59 60 61 62 63 64 65 66 67 68 69

Questions Based on High Order Thinking Skills (HOTS)-Pg-194

Very Short Answer Type Questions-Pg-210

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Short Answer Type Questions-Pg-210

16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

Long Answer Type Questions-Pg-211

32 A 32 B 33 A 33 B 33 C 34 A 34 B 34 C 35 A 35 B

Multiple Choice Questions (MCQs)-Pg-211

36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51

Questions Based on High Order Thinking Skills (HOTS)-Pg-212

52 53 54 55 56 57 58 59 60

Q. 575.0( 1 Vote )

Composition of th

Class 9th Lakhmir Singh & Manjit Kaur - Chemistry 4. Structure of Atom

Answer :

The mass numbers of A and B is 40 the relation between the two species is that, they are isobars and the element or elements they represent are Argon and Calcium respectively.

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