Chemistry and biology. coal ict (1).ppt

1. M M COLLEGE OF EDUCATION
ANUBHAVAMANTAPA
DAVANAGERE
Name : BHEEMASHANKAR C
Reg No : U13MM22E0014
Method : Chemistry – Biology
Subject : Chemistry
Topic : COAL
Year : 2024-2025

2. Pr
esented by:
Under the guidance of,
Smt. Kavya. G. S
Lecturer
M.M College of Education
Davanagere

4. Previous knowledge:

▶
Pupils already known about some basic concept
of

5. General Objectives:
▶The teaching chemistry will be able.
▶To develop scientific attitude among the
students.
▶To develop interest among the students.
▶To develop logical thinking among the students.
▶To develop critical thinking among the students.
▶To develop creativity among the students.
▶To develop reasoning power among the students.
▶To develop awareness among the students.

6. ▶Knowledge:
▶The pupil will be able to define Coal Clearly.
▶The pupil will be able to tells coal products correctly.
▶Understanding:
▶The pupil will be able to explain the coal tar in 2-3 sentence with the help of
teachers explanation.
▶The pupil will be able to Describe the coal gas in 2-3 sentence with the help of
teachers explanation.
▶Application:
▶The pupil will be able to characteristics for coke with the help of teachers
explanation.
▶Skill:
▶The pupil will be able to observe the coal tar.
▶Interest:
▶The pupil will be able to shows more interest learn about the coal products.

7. Teaching points:
Story of coal
Coal products
a)Coke
b)Coal tar
c)Coal gas

8. Introduction:
1.Where we go insummer vacation?
Ans: we go on a trips, Picnic etc
2.How do we go on trips? Ans: we go through Bus.
3.What does a bus need move?
Ans: Bus needs a fuel to move
4.Give an example for fuels. Ans: petrol,desiel etc
5.What is the natural resources of petrol and diesel?
Ans: Petroleum is the natural resources.

9. Statement of the aim:
So dear students in today’s class we shall discuss
about the topic “Coal and coal products” from the unit
“coal and petroleum”.

10. Coal And coal products:
Coal is presented as exhaustible fossil fuels formed from
the compressed remains of ancient plants over millions of
years.
▶ It is hard as stone and is black in colour.
▶ Coal is one of the fuels used to cook food.
▶ It was used in railway engines to produce steam to run the
engines.
▶ It is also used in thermal power plants to
produce electricity.
▶ Coal is also used as a fuel in various industries.

11. Story of coal:

12. Coal products:
1.Coke
2.Coal tar
3.Coal gas
1.Coke:
▶It is a tough, porous and black substance.
▶It is an almost pure form of carbon.
▶Coke is used in the manufacture of Steel.
▶It is used in extraction of many metals.

13. Coal tar:
▶Coal tar It is a black.
▶It is a thick liquid.
▶It as Unpleasant smell.
▶It is a mixture of about 200 substance.
Uses of coal tar:
▶Synthetic dyes, drugs, explosives, perfumes,
plastics, paints, photographic materials, etc.

14. Coal Gas:
▶Coal gas is obtained during the processing
of coal to get coke.
▶ It is used as a fuel in many industries situated near the
coal processing plants.

15. Concluding statement:
So dear students, in today’s class we learnt about
the topic “ Coal and Coal products” from the unit “Coal
and petroleum”.

16. Recapitulation Questions
1.What is coal?
Ans : Coal is hard as stone and black in colour.
2.Mention any one uses of coke
Ans:It is used in extraction of many metals.
It is used in manufacturer of Steel.

17. Evaluation
Tool:
Fill in the blanks with suitable answer:
1.The major component of coal is
2.Coal is classified as aresources.
3.The process of conversion of dead vegetation into Coal
is known as.
4.Coal gas is used as a fuels in industries as well as for
.

18. Home Assignment:
1.Write a short note on characteristics of
coke.
2.List out the pictures of coal products.