21 22 23 24 25 2 27 29 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Lakhmir Singh & Manjit Kaur - Chemistry

Very Short Answer Type Questions-Pg-56

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

Short Answer Type Questions-Pg-57

21 22 23 24 25 2 27 29 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Long Answer Type Questions-Pg-58

51 A 51 B 52 A 52 B 53 A 53 B 54 A 54 B 54 C 55 A 55 B

Multiple Choice Questions (MCQs)-Pg-58

56 57 58 59 60 61 62 63 64 65 66 67 68 69 70

Questions Based on High Order Thinking Skills (HOTS)-Pg-59

Very Short Answer Type Questions-Pg-79

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

Short Answer Type Questions-Pg-80

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

Long Answer Type Questions-Pg-81

46 A 46 B 47 A 47 B 48 A 48 B 48 C 49 A 49 B 49 C 50 A 50 B

Multiple Choice Questions (MCQs)-Pg-81

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

Questions Based on High Order Thinking Skills (HOTS)-Pg-82

Very Short Answer Type Questions-Pg-105

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 A 27 B 28 29 A 29 B 30 31 32

Short Answer Type Questions-Pg-106

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65

Long Answer Type Questions-Pg-107

66 67 68 69 A 69 B 70 A 70 B

Multiple Choice Questions (MCQs)-Pg-107

71 72 73 74 75 76 77 78 79 80 81 82 83 84 85

Questions Based on High Order Thinking Skills (HOTS)-Pg-108

Q. 50

Which of the foll

Class 9th Lakhmir Singh & Manjit Kaur - Chemistry 2. Is Matter Around us Pure

Answer :

Chlorine gas, Aluminium foil, Graphite, Sulphur powder and diamond are elements.

Air is needed for the combustion (or burning) of fuels. Which component of air actually supports combustion?

Air shows the properties of all the gases present in it. Oxygen present in it supports combustion and hence air is needed for combustion.

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

PREVIOUSName a metal:NEXTState the main po

Related Videos

Are Elements and Compounds Types of Molecules?

Are Elements and Compounds Types of Molecules?

Are Elements and Compounds Types of Molecules?34 mins

Learn 5 Solid-liquid Mixture Separation Techniques!

Learn 5 Solid-liquid Mixture Separation Techniques!

Learn 5 Solid-liquid Mixture Separation Techniques!36 mins

Master NCERT Activities and Questions Based on Them

Master NCERT Activities and Questions Based on Them

Master NCERT Activities and Questions Based on Them47 mins

Mixture & Solution

Mixture & Solution

Mixture & Solution38 mins

More on Mixture & Solution

More on Mixture & Solution

More on Mixture & Solution31 mins

How to Distinguish Between Suspensions and Colloids??

How to Distinguish Between Suspensions and Colloids??

How to Distinguish Between Suspensions and Colloids??25 mins

Genius Quiz | Test Your Knowledge on Separation Techniques

Genius Quiz | Test Your Knowledge on Separation Techniques

Genius Quiz | Test Your Knowledge on Separation Techniques38 mins

Smart Revision | Let's Revise Is Matter Around us Pure?

Smart Revision | Let's Revise Is Matter Around us Pure?

Smart Revision | Let's Revise Is Matter Around us Pure?34 mins

Separation of mixture

Separation of mixture

Separation of mixture34 mins

Champ Quiz | About Colloidal Solution

Champ Quiz | About Colloidal Solution

Champ Quiz | About Colloidal Solution30 mins

Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts

Dedicated counsellor for each student

24X7 Doubt Resolution

Daily Report Card

Detailed Performance Evaluation

caricature

view all courses

RELATED QUESTIONS :

What are (i) metaLakhmir Singh & Manjit Kaur - Chemistry

What are the favoNCERT Science - Exemplar

You are provided NCERT Science - Exemplar

Which of the follEvergreen - Science

What is a mixtureLakhmir Singh & Manjit Kaur - Chemistry

What are the threLakhmir Singh & Manjit Kaur - Chemistry

What is the otherLakhmir Singh & Manjit Kaur - Chemistry

Explain the folloEvergreen - Science

Classify the follLakhmir Singh & Manjit Kaur - Chemistry