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GyanMul Prep · NEB +2 · Science · Grade 12

Chemistry (Science, Grade 12)

Everything on these tabs is Chemistry (Science, Grade 12) only, within NEB +2 Science · Grade 12.

Science · Grade 12 subjects

GyanMul Prep · NEB +2 · Science · Grade 12

Chemistry (Science, Grade 12)

Everything on these tabs is Chemistry (Science, Grade 12) only, within NEB +2 Science · Grade 12.

Science · Grade 12 subjects

Chapter 2 of 21 · Chemistry (Science, Grade 12)

Ionic Equilibrium

8 topics
Board exam — Physical chemistry, 22 marks across 5 chapters
15 solved questions

What an electrolyte does in water: the three acid-base theories, the equilibria of weak acids and bases, and the common ion effect and solubility product that make qualitative salt analysis work at all.

Practise this chapter Read solved questions

Topics

What the syllabus defines for this chapter

1Arrhenius, Bronsted-Lowry and Lewis concepts of acids and bases
2Ionisation of weak acids and bases; Ostwald's dilution law
3Ionic product of water, pH and pOH
4Common ion effect
5Solubility and solubility product; their application in salt analysis
6Buffer solutions: acidic and basic; buffer action
7Salt hydrolysis and the pH of salt solutions
8Numerical problems on pH, degree of ionisation and solubility product