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WorksheetsPRELIM ORGANIC CHEM LAB
Total questions: 17
Worksheet time: 5mins
What are the 2 test for unsaturation?
(a)
Sodium fusion test is also known as (a)
What are the reagents used in testing sulfur that gives a positive result of black precipitate?
(a)
What is the positive result of Test of sulfur using FeCl3 solution.
(a)
Identify the compound present based on its color.
(a)
Identify the compound present based on its color.
(a)
Give its chemical name: Pb(C2H3O2)2
(a)
What are the (3) uses of Aspirin?
(a)
What plant is salicylic acid derived from?
(a)
The addition of acidic and basic substances will result to:
Formation of salt
Neutralization
Changing of pH to neutral state
All of the choices
The strongest base and used as solvent ______
NaCl
NaOH
CaO
NaHCO3
Aniline mixed with HCl
Soluble/Miscible
Insoluble/Immiscible
Slightly soluble/Slightly miscible
Undetermined result
The following are rules pertaining to take out apparatus, EXCEPT:
The group must specify the date of return for the take out apparatus
In the event of returns beyond the specified date, the cost of the apparatus will be charged to the students’ account
A take out apparatus form must be obtained by the students from the laboratory stockroom, for lab experiments that requires longer period of experimentation
A single copy of the take out apparatus form must be secured by the group
(1) Erlenmeyer flask is primarily used in distillation.
(2) Stirring rod is used to guide liquid when transferring it to other container.
First statement is true, second statement is false
First statement is false, second statement is true
Both statements are true
Both statements are false
(1) Crucible is made of glass. (2) Pestle is used to crush substances in the mortar.
First statement is true, second statement is false
First statement is false, second statement is true
Both statements are false
Both statements are true
A fruity like odor produced when adding n -butyl bromide into the alcohol marks the production of
Ether
Aldehyde
Ketone
Carboxylic acid
Addition of Iodine and NaOH onto alcohol with produced a very pale yellow precipate known as __________.
Triiodomethane
Iodoform
CHI3
All of the choices
