1. Next S S S S S trong W W trong & eak W W ACIDS ACIDS trong & eak
Strong acids dissociate completely in water forming hydrogen ions.
ACIDS
ACIDS
Complete dissociation of the weak acid in water.
hydrogen ion
anion
Next

2. Next W EAK S trong ACIDS Weak acids dissociate partially in water.
Incomplete dissociation of the weak acid in water.
hydrogen ion
anion
Next

3. C
omparison
Strong acids dissociate completely in water forming hydrogen ions.
Weak acids dissociate partially in water but do not release all hydrogen in water.
Next

4. E xamples of C omparison Strong ACIDS N e x t Sulphuric acid
H2SO4
Sulphuric acid
HNO3
Nitric acid
HCl
Hydrochloric acid
HBr
Hydrogen bromide HI
Hydrogen iodide
HClO4
Perchloric acid
HClO3
Chloric acid N e x t

5. E xamples of WEAK ACIDS N e x t Sulphuric acid Nitric acid
H2SO4
Sulphuric acid
HNO3
Nitric acid
HCl
Hydrochloric acid
HBr
Hydrogen bromide HI
Hydrogen iodide
HClO4
Perchloric acid
HClO3
Chloric acid
HNO2
Nitrous acid
HCN
Hydrogen cyanide
HIO
Hypoiodous acid HF
Hydrofluoric acid
HOCN
Cyanuric acid
HClO2
Chlorous acid
CH3COOH
Acetic acid
CH3CH2COOH
Propanoic acid N e x t

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