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Good news for the students who are near to give their board exams of matric class because here is another exciting and most dedicated service offered by this website ilmkidunya.com for all the matric students and this is to provides them a standardize and maintain level of preparation for matric students of each particular subject according to the syllabus mentioned in BISE.
Chemistry, when a student firstly listens to this subject name they definitely come in stress because the chemistry subject is as difficult as its name indicate it.
When a student starts its preparation for exams he/she feel uneasy to learn some subjects chemistry is also one of them because of containing many numerical, balance chemical equations, chemical reactions, and its end products and many other things. Making easy the understanding of this difficult subject “ilmkidunya.com” announced a special online test session for the 10th class students. This type of preparation methodology emphasize every topic of the relevant subject and helps the students to remind and revise it on daily basis. The website starting this session again for the ease of their students. This website portal manages their student's exams preparation in a most comfortable form by giving each subject preparations details both in Urdu and English medium and then dividing every subject equally and each subject is furthermore subdivided into units according to the given chapters of the subjects. The 10th class chemistry subject also designed on the same pattern as mentioned above including the short questions and its answers too. Here a student easily remember the key points of every subject easily and it will help the students not only in the exams but also later on his/her educational career as well.
This website gives student a brilliant chance to get prepare for their board exams through this online preparation method and definitely it helps in time management process during the exams periods, in short this website provides their matric students a genuine online preparation method for board exams it will help the students in all means.
10th Class Chemistry Preparation
10th Class English Medium Subjects
10th Class Urdu Medium Subjects
Online Short Questions For Chapter 6 "10th Class Chemistry English Medium Chapter 14 Preparation "
Try The Short Questions For 10th Class Chemistry English Medium Chapter 14 Preparation
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Total Questions10
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Available Sets9
Chemistry - 10th Class Chemistry English Medium Chapter 14 Preparation
Question # 1
What do you mean by boiler scales ? How are they removed ?
- Ans 1: Hard water is unfit for use in stem engines ,boilers and turbines because insoluble calcium and magnesium salts deposit inside . They are called scales They are bad conductors of heat and hence more fuel is used . Insoluble calcium and magnesium sulphates not only reduce the efficiency of the engine but also cause the boiler to burst . They can be removed by using HCL
Prepare Complete Set Wise Questions For Chapter 6 "10th Class Chemistry English Medium Chapter 14 Preparation "
10th Class Chemistry English Medium Chapter 14 Preparation - Set 1
Question # 1
What do you mean by boiler scales ? How are they removed ?
- Ans 1: Hard water is unfit for use in stem engines ,boilers and turbines because insoluble calcium and magnesium salts deposit inside . They are called scales They are bad conductors of heat and hence more fuel is used . Insoluble calcium and magnesium sulphates not only reduce the efficiency of the engine but also cause the boiler to burst . They can be removed by using HCL
10th Class Chemistry English Medium Chapter 14 Preparation - Set 2
Question # 1
List down the names of layers of atmosphere.
- Ans 1: i. Troposphere ii. Stratosphere iii. Mesosphere iv. Thermosphere
10th Class Chemistry English Medium Chapter 14 Preparation - Set 3
Question # 1
Tell about sodium zeolite .
- Ans 1: Sodium zeolite (an ion exchanger) . It is a naturally occurring resin of sodium aluminium silicate NaAl (SiO3)2which can also be prepared artificially . It is used for softening of water at domestic as well as on industrial scale
10th Class Chemistry English Medium Chapter 14 Preparation - Set 4
Question # 1
How is aquatic life affected by acid rain?
- Ans 1: Aquatic life present in lakes also suffers because of high concentration of these metals. Especially high concentration of aluminium ions clogs the fish gills. It causes suffocation and ultimately death of fish.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 5
Question # 1
Why are plants dying day by day? Comment.
- Ans 1: Acid rain directly damages the leaves of trees and plants, thus limiting their growth. Depending upon the severity of the damage, plants growth can be hampered. Plants capability to resist cold or diseases reduces and ultimately die
10th Class Chemistry English Medium Chapter 14 Preparation - Set 6
Question # 1
What is difference between atmosphere and environment?
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Ans 1: Atmosphere :is the envelope of different gases around earth.
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Ans 2: Environment:is the part of atmosphere in which living things interact with non-living things.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 7
Question # 1
If you add a lamp of cesium to water in a glass tough , what will happen ?
- Ans 1: The reaction is so vigorous that the tough will shelter into small pieces
10th Class Chemistry English Medium Chapter 14 Preparation - Set 8
Question # 1
Which bacteria causes the cholera ?
- Ans 1: Cholera is an acute infection caused by the bacteria 'Vibrous cholera which may be found in water contaminated by human feces . Cholera causes severe diarrhea and can be fatal
10th Class Chemistry English Medium Chapter 14 Preparation - Set 9
Question # 1
What are the names of types of the hard water ?
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Ans 1: There are two types of water hardness1: Temporary hardness2: Permanent hardness
10th class Chemistry Chapter 14 Preparation
Here you can prepare 10th chemistry chapter 14 online Short Questions Preparation Unit 14 (Atmosphare). Click the button for 100% free full practice test.
