Investigating neutralisation reactions (Edexcel GCSE Chemistry): Flashcards
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12 cards from this deck
Aim of + dilute experiment
Aim of + dilute experiment
Investigate how pH changes as calcium oxide reacts with acid
Typical volume of dilute used
Typical volume of dilute used
25 cm³
Typical mass of used
Typical mass of used
1g
Equipment to measure pH in neutralisation
Equipment to measure pH in neutralisation
pH probe or universal indicator
Products of + reaction
Products of + reaction
Calcium chloride and water
Initial pH when added to dilute
Initial pH when added to dilute
Acidic (less than 7)
pH value of neutral solution
pH value of neutral solution
7
Sign that all acid has reacted with
Sign that all acid has reacted with
Calcium oxide remains sitting at bottom of flask
pH trend as more is added to
pH trend as more is added to
pH gradually increases
Final pH if excess added
Final pH if excess added
Alkaline (greater than 7)
Safety equipment for and experiment
Safety equipment for and experiment
Safety goggles and lab coat
Chemical property of and
Chemical property of and
Corrosive