Gravimetry Analysis_lab reflection
Authored by Ili Johari
Chemistry
University
Used 4+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the precipitating agent used in the "Gravimetric Determination of Chloride" experiment?
Silver chloride
Silver nitrate
Nitric acid
Sodium chloride
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Name the precipitate formed in the experiment.
Silver nitrate
Silver sulphate
Silver chloride
Sodium chloride
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of heating the solution in the experiment?
To form more precipitate
To help in the coagulation process
To remove the impurities of the product
To produce a smaller particles of precipitate
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State the reason for placing the heated solution in a dark place.
to reduce the effect of sunlight in the formation of precipitate
To allow the precipitate to produce larger particles
to enhance the production of a uniform size precipitate
To avoid photodegradation of the product formed
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reason for washing the precipitate using dilute acid solution?
to transform the precipitate into larger particles
to avoid crystallization of the product
To avoid peptization of the precipitate
to remove the impurities from the precipitate
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