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Chapters
2: Force and Pressure
3: Light
4: Heat
5: Electricity
6: Sound
7: Magnetism
8: Universe and Space Science
9: Matter around us
10: Changes around us
11: Air
12: Atomic Structure
13: Water
14: Acids and Bases
▶ 15: Chemistry in Everyday Life
16: Microorganisms
17: Plant Kingdom
18: Organisation of Life
19: Movements in Animals
20: Reaching the Age of Adolescence
21: Crop Production and Management
22: Conservation of Plants and Animals
23: Libre Office Calc
![Samacheer Kalvi solutions for Science [English] Class 8 TN Board chapter 15 - Chemistry in Everyday Life - Shaalaa.com](/images/science-english-class-8-tn-board_6:5f2b1b2038084cf381bfa42c826a928c.jpg "Samacheer Kalvi solutions for Science [English] Class 8 TN Board chapter 15 - Chemistry in Everyday Life")
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Solutions for Chapter 15: Chemistry in Everyday Life
Below listed, you can find solutions for Chapter 15 of Tamil Nadu Board of Secondary Education Samacheer Kalvi for Science [English] Class 8 TN Board.
Samacheer Kalvi solutions for Science [English] Class 8 TN Board 15 Chemistry in Everyday Life Exercises [Pages 178 - 179]
Choose the best answer.
The chemical mixed with LPG that helps in the detection of its leakage is _______.
methanol
ethanol
camphor
mercapton
Which is known as syngas?
Marsh gas
Water-gas
Producer gas
Coal gas
The unit of calorific value of fuel is ______.
KJmol-1
KJg-1
KJkg-1
Jkg-1
_____ is the coal of superior quality.
Peat
Lignite
Bituminous
Anthracite
The main component of natural gas is ________.
methane
ethane
propane
butane
Fill in the blanks.
Producer gas is a mixture of _______ and _______.
_______ is known as marsh gas.
The term petroleum means ________
Heating coal in the absence of air is called ______.
An example for fossil fuel is _______.
Match the following.
| Octane rating | Diesel |
| Cetane rating | Methane |
| Simplest hydrocarbon | Petrol |
| Peat | Bown in colour |
| Lignite | First stage coal |
Answer briefly.
What do you mean by catenation?
Mention the advantages of natural gas.
Expand CNG. List out its uses.
Identify the gas known as syngas. Why is it called so?
Anthracite is known as the highest-grade coal. Give reason.
Distinguish between octane number and cetane number.
Name the places in Tamilnadu harnessing wind energy from wind mills.
Solar energy is a non depleting energy. Justify.
Answer in detail.
Explain the different types of coal.
What is known as destructive distillation? Write about the products obtained from fractional distillation of petroleum.
Explain the different types of fuel gases.
Solutions for 15: Chemistry in Everyday Life
Samacheer Kalvi solutions for Science [English] Class 8 TN Board chapter 15 - Chemistry in Everyday Life
Shaalaa.com has the Tamil Nadu Board of Secondary Education Mathematics Science [English] Class 8 TN Board Tamil Nadu Board of Secondary Education solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Samacheer Kalvi solutions for Mathematics Science [English] Class 8 TN Board Tamil Nadu Board of Secondary Education 15 (Chemistry in Everyday Life) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.
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Concepts covered in Science [English] Class 8 TN Board chapter 15 Chemistry in Everyday Life are Hydrocarbons, Sources of Hydrocarbons, Natural Gas, Other Gases, Non-crystalline/Amorphous Forms: Coal, Extraction of Coal, Non-crystalline/Amorphous Forms: Coke, Petroleum, Fuel, Types of Fuel, Fuel Efficiency, Bio-energy, Refining of Crude Petroleum, Electricity Generation using Solar Energy.
Using Samacheer Kalvi Science [English] Class 8 TN Board solutions Chemistry in Everyday Life exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Samacheer Kalvi Solutions are essential questions that can be asked in the final exam. Maximum Tamil Nadu Board of Secondary Education Science [English] Class 8 TN Board students prefer Samacheer Kalvi Textbook Solutions to score more in exams.
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