Learning objective

Explain how acids affect litmus, thymolphthalein, and methyl orange indicators.

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Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE ChemistryAcids, bases and saltsCore content

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Quick explanation

Explain how acids affect litmus, thymolphthalein, and methyl orange indicators

This point belongs to The characteristic properties of acids and bases, especially The characteristic properties of acids and bases outcomes.
You need to be able to explain how acids affect litmus, thymolphthalein, and methyl orange indicators.
The key ideas to know are Describe.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

Describe

Why it matters

This objective helps connect The characteristic properties of acids and bases outcomes to exam-style questions, flashcards, and revision notes for The characteristic properties of acids and bases.

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