Summary Acids bases and salts

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Summary Acids bases and salts

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Detailed colored notes that summarize chapter 7 (acids, bases and salts)

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Acids, bases & salts
keywords Acid- > a soluble substance in water that produces hydrogen ions

nutilization Reactions: Acid + metal - salt + hydrogen gas
titrate Acid + metal carbonate >
- salt-water + carbon dioxide

double displacement Acid + base >
- salt-water Acidic oxides formed
are
-

by non-metals
insoluble base Acid + Alkali - salt-water

soluble base Acid Ammonia Ammonium salt
+ >
-
only

salts

cations Acids have H 0-2
strong acids
- basic oxides are formed by
Anions Examples : metals
weak acids

H c >
-
hydrochloric acid
PH Scale H > Sulfuric acid
Son -
,

HNOz- > Nitric acid
Indicators
acid
HzPOn- > Phosphoric

CH300H-ethanoic acid

Bases - They're insoluble substances which neutralizes acids to form water & salts
only
Reactions: Base + Acid- > salt-water

Base + Ammonium salt - Salt + Ammonia gas + water

Sodium hydroxide pH in (strongl
Potassium hydroxide PH 14 (strong)

Aqueous Ammonia pH 8-10 (weak)

Indicators
Indicator color in acid solution color in neutral solution color in Alkaline solution
- litmus solution

Acid is red Phenolphthalein colorless colorless pink

base is blue

thymolphthalein colorless colorless blue

Methyl orange Red
orange Yellow

Acidic
universal indicator
basic
& >

red violet/purple

stronacia range, enow gen bleko
& 7
b ii is
strong base

of the most accurate the pH of
-
DH Scale/meter is one ways to measure a solution

- dip the solution in different chemicals then compare it against color chart

Connected book

Roger Norris Cambridge IGCSE® & O Level Essential Chemistry: Student Book Third Edition

Publisher: 2021 ISBN: 9781382006156 Edition: Unknown

Document information

Study: GCSE
School year: 1
Summarized whole book?: No
Which chapters are summarized?: Chapter 7
Uploaded on: April 5, 2026
Number of pages: 4
Written in: 2024/2025
Type: Summary

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