The pH Scale & Neutralisation (AQA GCSE Chemistry Combined Science): Flashcards

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The pH Scale & Neutralisation
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Ions produced by acids in water

Hydrogen ions (H+H^+)

Ions produced by bases in water

Hydroxide ions (OH−OH^-)

Bases that are soluble in water

Alkalis

Range of the pH scale

0 to 14

pH value of a neutral substance

7

pH range for acidic substances

0 to 6

pH range for alkaline substances

8 to 14

Ion concentration measured by pH

Hydrogen ions (H+H^+)

pH is what type of measure?

Logarithmic measure

Chemical used to measure pH

Universal indicator

General neutralisation equation

Acid+Base→Salt+WaterAcid + Base → Salt + Water

Product of H+H^+ and OH−OH^- in neutralisation

Water (H2OH_2O)

Compounds formed from acid-base neutralisation

Salts (ionic compounds)

HCl+NaOHHCl + NaOH →

NaCl+H2ONaCl + H_2O

Solid that forms in solution

Precipitate

Explore AQA GCSE Chemistry Combined Science Revision Notes by Topics

Reactivity of Metals

Reactions of Acids

Electrolysis

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Reactivity of Metals

Reactions of Acids

Electrolysis

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Reactivity of Metals

Reactions of Acids

Electrolysis

Explore AQA GCSE Chemistry Combined Science Exam Questions by Topics

Reactivity of Metals

Reactions of Acids

Electrolysis

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