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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
Define pollutant, also writes its factors on which it depends?
- Ans 1: A pollutant is a waste material that pollutes air, water and soil. *.Fators. * Chemical nature * Concentration *Persistence.
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
Define pollutant, also writes its factors on which it depends?
- Ans 1: A pollutant is a waste material that pollutes air, water and soil. *.Fators. * Chemical nature * Concentration *Persistence.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 2
Question # 1
Discuss about hookworm ?
- Ans 1: Hookworm is a parasitic warm that affects the small intestine . Sever cases can result in anemia and stunted growth in children . Hookworm larvae enter the body through skin , often via the feet and spread by poor sanitary conditions . Hookworms infect about one billion people worldwide per anum
10th Class Chemistry English Medium Chapter 14 Preparation - Set 3
Question # 1
What is the principle of removing permanent hardness of water ?
- Ans 1: Permanent hardness can only be removed by using chemicals . Calcium (Ca2+) and magnesium (Mg2+) are removed as insoluble salts by adding washing soda (Na2Co3) or sodium zeolite
10th Class Chemistry English Medium Chapter 14 Preparation - Set 4
Question # 1
Why the water molecule is polar ?
- Ans 1: Water molecule has polar structure i-e one end of the molecule is partially while the other end is partially negative because of electronegativity difference between oxygen and hydrogen atoms
10th Class Chemistry English Medium Chapter 14 Preparation - Set 5
Question # 1
Name three primary air pollutants
- Ans 1: Ans: These are oxides of sulphur (SO2 and SO3 ); oxides of carbon (CO2 and CO); oxides of nitrogen (specially nitric oxide NO); hydrocarbon (CH4 ); ammonia and compounds of fluorine.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 6
Question # 1
How is acid rain produced?
- Ans 1: When rain water on dissolving air pollutants become more acidic and its pH reduced to 4 thus acid rain is formed on dissolving acidic air pollutants such as sulphur dioxide & nitrogen dioxide by rain water.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 7
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 English Medium Chapter 14 Preparation - Set 8
Question # 1
Define pollutant, also writes its factors on which it depends?
- Ans 1: A pollutant is a waste material that pollutes air, water and soil. *.Fators. * Chemical nature * Concentration *Persistence.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 9
Question # 1
Explain why non ionic polar compounds are soluble in water ?
- Ans 1: Water molecule is composed of of hydrogen and oxygen atom. Because of two O-H bonds and two lone pairs , one H2O molecule can form hydrogen bonding with four other H2O molecules . This unique behaviour of water enables it to dissolve many polar non-ionic compounds having hydroxyl group (-OH) like alcohols , organic acids , glucose , sugar etc by forming hydrogen bonds with them
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.
