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Ch#15–Download Free Class 10th/Matric/SSC-II Chemistry Notes (FBISE Islamabad) and Other Boards in shape of Video Lectures in Urdu Language

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From this section you can download / view Video Lectures on all subjects for all 6th, 7th, 8th, 9th and 10th classes/grades free of cost. The Videos for class 9th and 10th classes are prepared by SABAK Foundation for the ease of students as per new and updated syllabus/course prescribed by Federal Board of Intermediate & Secondary Education (FBISE), Islamabad – Pakistan and other BISE(s)/Boards of Pakistan and Directorate of Education, Islamabad – Pakistan. We are fully hopeful that after after watching/viewing these Video Lectures you will score 90% plus marks in your exams as they have been prepared in a very simple, easy, brief and in simple and lucid language to understand. For any queries you can contact us. We recommend you to like our Facebook Fan page  for latest updates and new posts.

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Chapter 15: Water (19 videos)

15.1: Properties of Water

  1. Introduction to Water
  2. Physical Properties of Water
  3. Composition of Water

15.2: Water as Solvent

  1. Water as Universal Solvent

15.3: Soft and Hard Water

  1. Soft, Hard and Heavy Water
  2. Causes of Hardness

15.4: Types of Hardness of Water

  1. Temporary Hardness
  2. Permanent Hardness

15.5: Methods of Removing Hardness

  1. Removal of Temporary Hardness By Heating
  2. Removal of Temporary Hardness By Clarks Method
  3. Removal of Permanent Hardness by Washing Soda
  4. Removal of Permanent Hardness by Using Zeolite

15.6: Disadvantages of Water Hardness

  1. Disadvantages of Hard Water

15.7: Water Pollution

  1. Disease-Causing Wastes(Domestic Effluents)
  2. Water pollutants,Oxygen-Demanding Or Industrial Effluents
  3. Agricultural Water Pollutants
  4. Effects of Water Pollution

15.8: Waterborne Disease

  1. Water borne Infectious Diseases
  2. More on Water borne Infectious Diseases

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