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Basic Inorganic Nomenclature and Oxidation Number
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Naming of oxyanions and hydrated salts
JEE Advanced level
Single correct option
Difficulty 3 of 3
bn213
Arrange the following in DECREASING order of the oxidation number of chlorine: chlorite, perchlorate, hypochlorite, chlorate.
A
perchlorate, chlorate, chlorite, hypochlorite
B
hypochlorite, chlorite, chlorate, perchlorate
C
perchlorate, chlorite, chlorate, hypochlorite
D
chlorate, perchlorate, chlorite, hypochlorite
Answer: A
Cl is +7 in
ClO
X
4
X
−
, +5 in
ClO
X
3
X
−
, +3 in
ClO
X
2
X
−
and +1 in
ClO
X
−
. Decreasing order: perchlorate, chlorate, chlorite, hypochlorite.
Practice Basic Inorganic Nomenclature and Oxidation Number
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