4.2a - Titration of Hydrochloric Acid with Sodium Hydroxide to Form Sodium Chloride (Leaving Cert Chemistry): Flashcards
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Practise the cards
15 cards from this deck
Indicator for + titration
Indicator for + titration
Methyl orange
Methyl orange colour change in titration
Methyl orange colour change in titration
Yellow to peach/pink
Standard concentration used
Standard concentration used
M
Volume of pipetted into flask
Volume of pipetted into flask
cm³
Drops of methyl orange added
Drops of methyl orange added
5 drops
Hazard of
Hazard of
Corrosive
Hazard of
Hazard of
Corrosive
Why is methyl orange flammable?
Why is methyl orange flammable?
Contains ethanol
Acceptable difference between accurate titres
Acceptable difference between accurate titres
cm³ of each other
After deionised water, rinse burette with
After deionised water, rinse burette with
Hydrochloric acid
After deionised water, rinse pipette with
After deionised water, rinse pipette with
Sodium hydroxide solution
Why not put in burette?
Why not put in burette?
Can crystallize and block tap
Alternative indicators for this titration
Alternative indicators for this titration
Methyl red or phenolphthalein
How to obtain salt sample after titration
How to obtain salt sample after titration
Repeat without indicator, evaporate
Three accuracy techniques during titration
Three accuracy techniques during titration
Swirl flask, wash sides, read at eye level