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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 primary pollutants
- Ans 1: These are waste or exhausi products driven out because of combustion of fossil fuels and organic matter. these are oxides of sulphur oxides, of carbon and oxides of nitrogen .
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 primary pollutants
- Ans 1: These are waste or exhausi products driven out because of combustion of fossil fuels and organic matter. these are oxides of sulphur oxides, of carbon and oxides of nitrogen .
10th Class Chemistry English Medium Chapter 14 Preparation - Set 2
Question # 1
List down the names of layers of atmosphere .
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Ans 1: 1: Troposphere2: Stratosphere3: Mesosphere4: Thermosphere
10th Class Chemistry English Medium Chapter 14 Preparation - Set 3
Question # 1
Why are the flood risks increasing?
- Ans 1: Because global warming melts glaciers and snow caps that are increasing flood risks and intense tropical cyclones.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 4
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 5
Question # 1
What are major constituents of troposphere?
- Ans 1: the major constituents of troposphere are nitrogen and oxygen gases. These gases comprise 99% by volume of earths' atmosphere
10th Class Chemistry English Medium Chapter 14 Preparation - Set 6
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 7
Question # 1
What is function of fertilizers ?
- Ans 1: Fertilizers are used to make up the deficiency of nitrogen , phosphorous etc of the soil because of irrigation run-off from agricultural field
10th Class Chemistry English Medium Chapter 14 Preparation - Set 8
Question # 1
How limestone dissolves in water ?
- Ans 1: Gypsum is sparingly soluble in water , while limestone is insoluble in water . However in the presence of carbon dioxide small quantity of limestone is soluble in water according to the chemical reaction
- Ans 2: CaCO3(s) + CO2(g) + H2O(I) → Ca(HCO3)2(aq)
10th Class Chemistry English Medium Chapter 14 Preparation - Set 9
Question # 1
Justify, ozone is beneficial for human kind.
- Ans 1: Ozone is an allotropic form of oxygen consisting of three oxygen atoms. It is formed in bops atmosphere by the association of an oxygen atom with an oxygen molecule in the mid of stratosphere. It absorb cancer causing radiation UV radiation.
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.
