IP Chemistry Upper Sec 05: Acid-Base Chemistry

26 Nov 2025, 00:00 Z

Reviewed by

Azmi·Senior Chemistry Specialist

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These notes align with SEAB GCE O-Level Chemistry (6092) content used in IP programmes (exams from 2026).

Status: SEAB O-Level Chemistry 6092 syllabus (exams from 2026) checked 2025-11-30 - scope unchanged; remains the reference for this note.

What you must know

Acids produce $\ce{H+}$ in water; alkalis produce $\ce{OH-}$ ; pH by Universal Indicator. Strong vs weak = degree of ionisation (qualitative only). Neutralisation: $\ce{H+ + OH- -> H2O}$