Hey, are you looking for an online test of chemistry quiz questions and answers for class 12th students? If so, you have reached the right place. The test contains questions related to every chapter of grade 12 chemistry to make students practice better than ever. From containing questions related to elements and compounds to magnets and paramagnetic substances, the quiz is overall reading material for a student who is looking for a test to examine their knowledge. So, take up this quiz and check how prepared you are for your upcoming exams.
Paramagnetic and colored
Diamagnetic and colorless
Paramagnetic and colorless
Diamagnetic and colored
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FeCl3
CuCl2
ScCl3
CoCl2
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1
2
3
4
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Easily oxidized by losing electrons
Easily oxidized by gaining electrons
Easily reduced by losing electrons
Easily reduced by gaining electrons
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Ti
Ni
Cu
Fe
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Zn2+, all of its d-electrons are paired
V3+ ,all of its d-electrons are unpaired
Zn2+, all of its d-electrons are unpaired
V3+ ,all of its d-electrons are paired
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Ferromanganese alloy
Ferrochrome alloy
Aluminum-manganese alloy
Nickel-chrome alloy
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The tendency of an element to be attracted to an external magnet
Determined by the number of unpaired electrons in the 3d sublevel
Determined by the number of paired electrons in the 3d sublevel
A&b
A&c
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V2+
Fe2+
Mn2+
Cr3+
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Scandium and copper
Scandium and zinc
Zinc and nickel
Copper and chromium
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Easily
Difficultly
Not possible
No correct answer
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-50,+100,+50
+50,+100,+50
-50,+150,+50
+50,+100,+100
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Main transition element
Non- transition element
Inner transition element
None of the above
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T,T
T,T,C.E
T,F
F,T
F,F
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Copper
Vanadium pentoxide
Cobalt-60
Copper (II) sulphate
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1 and 2
1 and 3
2 and 3
3 and 4
1 and 4
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Iron
Vanadium pentoxide
Manganese
Copper(II) sulphate
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Ni ------> Ni+
V ------> V+
Sc ------> Sc+
Ti ------> Ti+
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The atomic mass increases with the increase in atomic number
The density increases as the atomic mass increases
As the atomic number increases it is difficult to be oxidized
The ionization energy decreases with the increase in atomic number
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TiO2
Co2O3
NiO
Zn2O3
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After copper
Between iron and copper
After silver
Before iron
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Sc
Ti
V
Cr
Mn
Fe
Co
Ni
Cu
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21
22
23
24
25
26
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Cobalt
Vanadium pentoxide
Nickel
Copper(II) sulphate
Titanium dioxide
Titanium dioxide
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Contact process
Fischer-Tropsch method
Haber-Bosch method
Hydrogenation
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L<Y<Z<X
L<Z<Y<X
Y<L<Z<X
L<Y<X<Z
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Scandium
Titanium
Vanadium
Zinc
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Several oxidation states
Forming colored solutions
Electric conductivity
Ability to be magnetized
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Copper
Iron
Cobalt
Scandium
Silver
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