Science, asked by sagarmankoti, 1 year ago

Give me the list of all the Science Practical experiments of CBSE Class 10th.✔✔
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Answers

Answered by GOVIND1010101
2

CBSE Class 10 Science Practical Syllabus:

List of Experiments

Experiment 1. Finding the pH of the following samples by using pH paper / universal indicator:

a) Dilute Hydrochloric Acid

b) Dilute NaOH solution

c) Dilute Ethanoic Acid Solution

d) Lemon juice

e) Water

f) Dilute Hydrogen Carbonate solution

Studying the properties of acids and bases (HCl & NaOH) by their reaction with:

a) Litmus solution (Blue/Red)

b) Zinc metal

c) Solid sodium carbonate

Experiment 2. Performing and observing the following reactions and classifying them into :

a) Combination reaction

b) Decomposition reaction

c) Displacement reaction

d) Double displacement reaction

(i) Action of water on quick lime

(ii) Action of heat on ferrous sulphate crystals 70

(iii) Iron nails kept in copper sulphate solution

(iv) Reaction between sodium sulphate and barium chloride solutions

OR

Experiment 3. Observing the action of Zn, Fe, Cu and Al metals on the following salt solutions :

a) ZnSO4 (aq)

b) FeSO4 (aq)

c) CuSO4 (aq)

d) Al2(SO4)3 (aq)

Arranging Zn, Fe, Cu and Al (metals) in the decreasing order of reactivity based on the above result.

CBSE Class 10 Science Syllabus 2018-2019

Experiment 4. Studying the dependence of potential difference (V) across a resistor on the current (I) passing through it and determine its resistance. Also plotting a graph between V and I.

Experiment 5. Determination of the equivalent resistance of two resistors when connected in series and parallel.

Experiment 6. Preparing a temporary mount of a leaf peel to show stomata.

Experiment 7. Experimentally show that carbon dioxide is given out during respiration.

Experiment 8. Study of the following properties of acetic acid (ethanoic acid) :

i) odour

ii) solubility in water

iii) effect on litmus

iv) reaction with sodium Hydrogen Carbonate

Experiment 9. Study of the comparative cleaning capacity of a sample of soap in soft and hard water.

Experiment 10. Determination of the focal length of :

i) Concave mirror

ii) Convex lens by obtaining the image of a distant object.

Experiment 11. Tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. Measure the angle of incidence, angle of refraction, angle of emergence and interpret the result.

Experiment 12. Studying (a) binary fission in Amoeba, and (b) budding in yeast with the help of prepared slides.

Experiment 13. Tracing the path of the rays of light through a glass prism.

Experiment 14. Finding the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of image formed.

Experiment 15. Identification of the different parts of an embryo of a dicot seed (Pea, gram or red kidney bean).


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Answered by Anonymous
2
1) finding the pH of some samples by using pH paper
a) dilute HCL
b) dilute NaOH solution
c) dilute ethanoic acid solution
d) lemon juice
e) water
f) dilute Hydrogen carbonate solution


studying the properties of acids and bases (hold and naOH) by their reactions with

a) litmus solution b) zinc metal

c) solid sodium carbonate

2) performing and observing the following reaction and classifying them as a) combination reaction

b) decomposition reaction

c) displacement reaction

d) double displacement reaction

* action of water on quick lime

*action of heat on ferrous sulfate crystal

*iron nails kept in cuso4 solution

*reaction between sodium sulfate and barium chloride solutions

3)Observing the action of zn , Fe, Cu, and Al metals on the following salt solutions:

a) ZnSo4(aq) b) FeSo4(aq) c) CuSo4(aq) d) Al2(So4)3(aq)

arranging zn, Fe, cu, Al metals in the decreasing order of reactivity based on the above results

4) studying the. dependence of potential difference (V) across a resistor on the current (I) passing through it and determine it's resistance. Also plot a graph between V and I

5) determination of the equivalent resistance of two resistors when connected in series and parallel.

6) preparing a temporary mount of a leaf to show stomata.

7) experimentally show that carbon dioxide is given out during respiration.

8) study the following properties of ethanoic acid-

a) odour b) solubility in water

c) effects on litmus d) reaction with sodium hydrogen carbonate

9) study the comparative cleaning capacity of a sample of soap in soft and hard water

10) determination of the focal length of a concave mirror and convex lens by obtaining the image of a distant object

11) Tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. Measure the angle of incidence angle of refraction and angle of emergence and interpret the results

12) studying a) binary fission in amoeba and. b) budding in yeast and hydra with the help of prepared slides.

13) tracing the path of the rays of light through a glass prism.

14) finding the image distance for varying object distances in case of a convex lens and drawing corresponding ray diagrams to show the nature of image formed.

15) Identification of different parts of an embryo of a diacot seed (pea, gram or red kidney bean)
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