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PH scale.Acid base indicator: Natural,synthetic,olfactory and universal.
Lesson 2 of 5 • 4 upvotes • 11:39mins
Savitree Singh
pH scale. Types of indicators: Natural indicator (litmus paper, litmus solution and turmeric), Synthetic indicator (phenolphthalein and methyl orange), Olfactory indicator (Onion and vanilla) and universal indicator (red cabbage)
Acids, Bases and Salts: Class X CBSE
5 lessons • 57m
1
Important questions asked in class 10 board examination.
12:42mins
2
PH scale.Acid base indicator: Natural,synthetic,olfactory and universal.
11:39mins
3
Importance of pH in everyday life,Acid base in absence of water.
8:26mins
4
Family of salts,pH of neutral,acidic and basic salts, electricity conduction in salts.
11:01mins
5
Water of crystallization,plaster of Paris,washing&baking soda,bleaching powder,synthesis of NaOH.
13:18mins
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