Preview (11 questions)
1 Question
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Q.


Which law determines the chemical reaction?




Law of mass action

Avogadro's law

Laws of Chemical Combination

Law of conservation of mass

2 Question
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Q.


What symbol is that the reactants are separated in the chemical reaction?




+ sign

- sign

/ sign

none of the mentioned

3 Question
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Q.


What is the substance involved in a chemical reaction called?




Polyimide

Cellulose acetate

Reactant

Vinyl chloride

4 Question
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Q.


Which Substitution reaction leaves the group and creates carbocation?




S1N1 mechanism

S1N mechanism

SN mechanism

SN1 mechanism

5 Question
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Q.


How many types of Nucleophilic substitution take place in mechanisms?




1

3

4

2

6 Question
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Q.


What is the ability of a substance to be drawn into thin wires?




Amylase

Uric acid

Ductility

Enzyme

7 Question
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Q.


What is the ability of a substance to be drawn into thin wires?




Amylase

Uric acid

Ductility

Enzyme

8 Question
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Q.


Which chemical reaction uses the direct electric current to drive the chemical reaction?




Lipase

Electrolysis

Catalase

Peptide

9 Question
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Q.


Which properties that do depend on the amount of matter present?




Extensive properties

Intensive properties

Chemical properties

All of the mentioned

10 Question
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Q.

State True or False.


Biochemical reactions are controlled mainly by complex proteins called enzymes.



True

False

11 Question
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Q.


Which reactions add the monomer molecules together to form chains?




Ferrocene

Polymerization

Metallocene

Polyethylene