Strong Acid: pH 1 - 3, Red , High concentration of H+ ions , H+ ions fully dissociate , Extremely low concentration of OH- ions, Example: HCl, Weak Acid: pH 4 - 6, Orange or Yellow, Moderate concentration of H+ ions, H+ ions only partially dissociate , Low concentration of OH- ions, Example: CH3COOH, Neutral: pH 7, Green, Equal concentrations of H+ ions and OH- ions, Example: water, Weak Base: pH 8 - 10, Blue, Low concentration of H+ ions, OH- ions only partially dissociate, Moderate concentration of OH- ions, Example: NH4OH, Strong Base: pH 11 - 14, Purple, Very low concentration of H+ ions, OH- ions fully dissociate, High concentration of OH- ions, Example: KOH,

11 Sci - Acid Neutral Basic

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