Oxidation States and Chemical Reactivity NEET Questions

Inorganic Chemistry - Classification of Elements and Periodicity in Properties

Oxidation States and Chemical Reactivity MCQ Questions


7.
In which compound does nitrogen have +3 oxidation state?

NEET - 2018

A.
NH₃
B.
NO₂
C.
N₂O₃
D.
N₂O
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ANSWER :
C. N₂O₃
8.
Which doesn’t show variable oxidation states?
A.
Fe
B.
Cu
C.
Mg
D.
Mn
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ANSWER :
C. Mg
9.
Element with +1 and +3 oxidation states?
A.
Na
B.
Al
C.
Mg
D.
Ca
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ANSWER :
B. Al
10.
Disproportionation reaction?

NEET - 2020

A.
Cl₂ + H₂O
B.
Na + Cl₂
C.
Fe + HCl
D.
H₂ + O₂
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ANSWER :
A. Cl₂ + H₂O
11.
Oxidation state of Cl in bleaching powder?
A.
1
B.
3
C.
5
D.
7
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ANSWER :
A. 1
12.
Which is NOT redox reaction?
A.
H₂ + Cl₂ → 2HCl
B.
Zn + H₂SO₄ → ZnSO₄ + H₂
C.
NaOH + HCl → NaCl + H₂O
D.
Cu + 2AgNO₃ → Cu(NO₃)₂ + 2Ag
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ANSWER :
C. NaOH + HCl → NaCl + H₂O