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Unit: Acids, bases, and salts

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Introduction to acids and bases

Learn
Litmus solution (Natural indicator)
(Opens a modal)
Practice
Litmus testGet 3 of 4 questions to level up!
Phenolphthalein and methyl orange testGet 3 of 4 questions to level up!

Quiz 1

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Reaction of acids and bases

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Reaction of acids and bases with metals
(Opens a modal)
Reaction of acids with metal carbonates and bicarbonates
(Opens a modal)
Acid base neutralisation reaction
(Opens a modal)
Metal and non-metal oxides, reacting with acids and bases
(Opens a modal)
Practice
Identifying the gas releasedGet 3 of 4 questions to level up!
Detection of gasesGet 3 of 4 questions to level up!
Identify the salt formedGet 5 of 7 questions to level up!
Overview: Reactions of acids and basesGet 5 of 7 questions to level up!
Identify the nature of metal oxide and non metal oxideGet 3 of 4 questions to level up!

Quiz 2

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Common features of acid and base

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Arrhenius acids and bases
(Opens a modal)
Arrhenius acids and bases
(Opens a modal)
Practice
Conduction and non conduction of electricityGet 3 of 4 questions to level up!
Definition of acids and basesGet 3 of 4 questions to level up!
Effect of dilution of acids and basesGet 3 of 4 questions to level up!

Quiz 3

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Strength of acid and base

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Introduction to pH
(Opens a modal)
Strong and weak acids/bases
(Opens a modal)
Strength of solution vs concentration
(Opens a modal)
pH change & the concentration of H+/OH-
(Opens a modal)
Practice
Effect of pH on strength of acids and basesGet 3 of 4 questions to level up!
Identify the nature of a substance based on pHGet 5 of 7 questions to level up!
Effect of concentration on pH changeGet 3 of 4 questions to level up!

Quiz 4

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Salts

Learn
Given salt, find acid and base
(Opens a modal)
Identify salts as neutral, acidic, or basic
(Opens a modal)
Practice
Identify the nature of saltsGet 3 of 4 questions to level up!

Chemicals from common salt

Learn
Bleaching powder
(Opens a modal)
Baking soda
(Opens a modal)
Washing soda
(Opens a modal)
Identify chemicals based on their uses (recall)
(Opens a modal)
Identify molecular formula of salts from common names (recall)
(Opens a modal)
Practice
Water of crystallizationGet 3 of 4 questions to level up!
Identify chemicals based on their usesGet 3 of 4 questions to level up!

Quiz 5

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Unit test

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About this unit

In this unit, we will be talking about the basic concepts of acids, bases, and salts. We will cover acid and base definitions, reactions, strength (pH), chemical compounds of salts, and their uses.