Question 10. Classify the Following Into Elements, Compounds and Exercise Chapter 2 is Matter Around Us Pure Science

Question 10. Classify the following into elements, compounds and mixtures.r/>Question 11 Chapter 2: is Matter Around Us Pure Science Class 9 solutions are developed for assisting understudies with working on their score and increase knowledge of the subjects. Question 10. Classify the following into elements, compounds and mixtures.Question 11. Which of the following are chemical changes? is solved by our expert teachers. You can get ncert solutions and notes for class 9 chapter 2 absolutely free. NCERT Solutions for class 9 Science Chapter 2: is Matter Around Us Pure is very essencial for getting good marks in CBSE Board examinations

Question 10. Classify the following into elements, compounds and mixtures.
(a) Sodium
(b) Soil
(c) Sugar solution
(d) Silver
(e) Calcium carbonate
(f) Tin
(g) Silicon
(h) Coal
(i) Air
(j) Soap
(k) Methane
(l) Carbon dioxide
(m) Blood
Answer:
Classification of the given substances in elements compounds and mixtures
Elements: Sodium, Silver, Tin and Silicon.
Compounds: Calcium carbonate, Methane and carbon dioxide.
Mixtures: Soil, Sugar, Coal, Air, Soap and Blood.

Question 11. Which of the following are chemical changes?
(a) Growth of a plant
(b) Rusting of iron
(c) Mixing of iron filings and sand
(d) Cooking of food
(e) Digestion of food
(f) Freezing of water
(g) Burning of a candle.
Answer: Examples of chemical changes are
Growth of plant, Rusting of Iron, Cooking of food, Digestion of food, and burning of candle.