Chemistry Interview Online Exam Quiz
Chemistry Interview GK Quiz. Question and Answers related to Chemistry Interview. MCQ (Multiple Choice Questions with answers about Chemistry Interview
In this reaction Cu+2 + Zn ? Cu + Zn+2, what is an oxidising agent?
Options
A : copper
B : zinc
C : hydrogen
D : oxygen
What is a reducing agent of the reaction Cu+2 + Zn ? Cu + Zn+2?
Options
A : copper
B : zinc
C : hydrogen
D : oxygen
Intensity of blue colour increases gradually when _________________
Options
A : copper rod is dipped in silver nitrate solution
B : silver rod is dipped in copper nitrate solution
C : zinc rod is dipped in silver solution
D : copper rod is dipped in zinc rod solution
Which of the following is not an oxidising agent?
Options
A : magnesium oxide
B : carbon dioxide
C : ozone
D : sodium hydride
Loss of electrons is _________________
Options
A : oxidising agent
B : oxidation
C : reducing agent
D : reduction
Hydrogen peroxide is a ______________
Options
A : oxidising agent
B : reducing agent
C : both reducing and oxidizing agent
D : neither reducing nor an oxidizing agent
The oxidation number of oxidant increases in a Redox reaction.
Options
A : true
B : false
C :
D :
When a zinc rod is kept in a copper nitrate solution what happens?
Options
A : zinc is deposited on copper
B : copper is deposited on zinc
C : zinc is deposited in the beaker
D : copper is deposited in the beaker
What is the oxidation half reaction of Cu+2 + Zn ? Cu + Zn+2?
Options
A : Zn ? Zn+2
B : Cu+2 ? Cu
C : Cu+2 ? Zn+2
D : Zn ? Cu
Which of the following is true as per metal activity series?
Options
A : Zn<Ag<Cu
B : Zn<Cu<Ag
C : Zn>Ag>Cu
D : Zn>Cu>Ag
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