Topic 10.33 min read
10.3 Acidity of water, phenol and ethanol
The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid donates a proton, it forms a conjugate base. The more stable the conjugate base, the stronger the acid. · Phenol is a stronger acid than water because the phenoxide ion (its con
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10.3 Acidity of water, phenol and ethanol
What is it?
The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid donates a proton, it forms a conjugate base. The more stable the conjugate base, the stronger the acid. - Phenol is a stronger acid than water because the phenoxide ion (its con
In simple words
10.3 Acidity of water, phenol and ethanol is a core idea in this chapter. Learn the meaning first, then the main parts, then one clear example.
Recommended for Class 12
Full school-level explanation
The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid donates a proton, it forms a conjugate base. The more stable the conjugate base, the stronger the acid. - Phenol is a stronger acid than water because the phenoxide ion (its con
Why it matters
Understanding 10.3 Acidity of water, phenol and ethanol helps you answer definition, explanation, and application questions in this chapter.
Deeper understanding
Go deeper on 10.3 Acidity of water, phenol and ethanol: connect the definition to reasons, relationships, exceptions, and exam wording.
Exam focus
Key Point 1
Key Point 2
Key Point 3
Key Point 4
Exam focus
Quick revision
- The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid d
For long answers on 10.3 Acidity of water, phenol and ethanol: define clearly → explain the main parts → give one example → state one exam caution.
Exam Focus
Exam Focus
Important points
- The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid d
Common exam traps
- Do not write about 10.3 Acidity of water, phenol and ethanol without a clear definition.
- Do not mix this idea with a neighbouring chapter concept.
Long question structure
Definition → key parts → example → exam caution
Common Mistakes
Common Mistakes
- Mistake
Do not write about 10.3 Acidity of water, phenol and ethanol without a clear definition.
- Mistake
Do not mix this idea with a neighbouring chapter concept.
- Mistake
Do not list facts without showing how they connect.
Revision Zone
60-Second Revision
Quick cues from this topic — use them for last-minute revision.
The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid d
The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid donates a proton, it forms a conjugate ba
- Definition
- The main idea is that the acidity of a compound is determined by the stability of its conjugate base. When an acid donates a proton, it forms a conjugate ba
- Critical warning
- Do not write about 10.3 Acidity of water, phenol and ethanol without a clear definition.
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Exam Practice
Define
Q1. Define 10.3 Acidity of water, phenol and ethanol.
Explain
Q2. Explain the main ideas in 10.3 Acidity of water, phenol and ethanol.
Example
Q3. Give one clear example of 10.3 Acidity of water, phenol and ethanol and say why it fits.
Mistake
Q4. State one common mistake students make about 10.3 Acidity of water, phenol and ethanol.
Exam note
Q5. Write a short exam note on 10.3 Acidity of water, phenol and ethanol: definition, two points, one example.
Sources & References
School-standard facts for Matric and Intermediate. Original explanations — not copied from textbooks.