22 A 22 B 22 C 23 A 23 B 24 A 24 B 25 A 25 B 25 C 26 A 26 B 27 A 27 B 28 A 28 B 28 C 29 30 A 30 B 31 A 31 B 32 A 32 B 32 C 33 A 33 B 34 A 34 B 35 A 35 B 35 C 35 D

Lakhmir Singh & Manjit Kaur - Chemistry

Very Short Answer Type Questions-Pg-220

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

Short Answer Type Questions-Pg-221

22 A 22 B 22 C 23 A 23 B 24 A 24 B 25 A 25 B 25 C 26 A 26 B 27 A 27 B 28 A 28 B 28 C 29 30 A 30 B 31 A 31 B 32 A 32 B 32 C 33 A 33 B 34 A 34 B 35 A 35 B 35 C 35 D

Long Answer Type Questions-Pg-222

36 A 36 B 36 C 36 D 37 A 37 B 37 C 37 D 38 A 38 B 38 C 38 D 39 A 39 B 39 C 39 D 39 E

Multiple Choice Questions (MCQs)-Pg-223

40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59

Questions Based on High Order Thinking Skills (HOTS)-Pg-224

60 61 62 63 64 65 66 67 68 69 70

Very Short Answer Type Questions-Pg-239

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

Short Answer Type Questions-Pg-240

26 26 26 C 27 28 A 28 B 28 C 29 A 29 B 29 C 30 A 30 B 30 C 31 A 31 B 31 C 32 A 32 B 32 C 33 A 33 B 33 C 34 A 34 B 34 C 35 A 35 B 35 C 36 A 36 B 36 C 37 A 37 B 37 C

Long Answer Type Questions-Pg-241

38 A 38 B 38 C 38 D 38 E 39 A 39 B 39 C 39 D 39 E 40 A 40 B 40 C 40 D 40 E

Multiple Choice Questions (MCQs)-Pg-242

41 42 43 44 45 46 47 48 49 50 51 52 53 54 55

Questions Based on High Order Thinking Skills (HOTS)-Pg-243

Very Short Answer Type Questions-Pg-262

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 8 19 20 21

Short Answer Type Questions-Pg-263

22 23 24 A 24 B 24 C 25 A 25 B 25 C 26 A 26 B 26 C 27 28 29 A 29 B 30 31 A 31 B 31 C 32 A 32 B 32 C 32 D 33 A 33 B 34 A 34 B 35 A 35 B 35 C 36 A 36 B 36 C 37 A 37 B 37 C 38 A 38 B 38 C 39 A 39 B 39 C 40 A 40 B 41 A 41 B 41 C 42 A 42 B 42 C 43 A 43 B 43 C 44 A 44 B 44 C 45 A 45 B 45 C

Long Answer Type Questions-Pg-265

46 A 46 B 47 A 47 B 48 A 48 B 48 C 49 A 49 B 49 C

Multiple Choice Questions (MCQs)-Pg-265

50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65

Questions Based on High Order Thinking Skills (HOTS)-Pg-266

66 67 68 69 70 71 72 73 74 75

Q. 27 A5.0( 11 Votes )

(i) Friedrich Wohler converted an inorganic compound into an organic compound in the laboratory. (ii) Write the name and formula of organic compound formed.

Class 10th Lakhmir Singh & Manjit Kaur - Chemistry 4. Carbon and Its Compounds

Answer :

(i) Friedrich Wohler disproved the vital force theory by preparing urea from inorganic compound called ammonium cyanate (NH₄ CNO).

(ii) Formed organic compound is urea CO(NH₂)₂

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