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Question-1
Which transition element has the highest atomic number?
(A)
Ru
(B)
Uun
(C)
Uub
(D)
Uuu
Question-2
Which of the following is used in medicine?
(A)
Silver amalgam
(B)
Silver salt
(C)
Silver leaf
(D)
Silver Bromide
Question-3
The transition elements in lower oxidation states (+2 and +3) generally form
(A)
Ionic bonds
(B)
Covalent bonds
(C)
Both a and b
(D)
No bonding
Question-4
Choose the wrong statement regarding K
2
Cr
2
O
7
(A)
It is a powerful oxidizing agent
(B)
It is used in tanning industry
(C)
It is soluble in water
(D)
It reduces ferric sulphate to ferrous sulphate
Question-5
In the extraction of Cu, the reaction which does not take place in the Bessemer converter is
(A)
2CuFeS
2
+ O
2
→Cu
2
S + FeS + SO
2
(B)
2Cu
2
S + 3O
2
→2Cu
2
O + 2SO
2
(C)
2Cu
2
O + Cu
2
S →6Cu + SO
2
(D)
2FeS + 3O
2
→2FeO + 2SO
2
Question-6
The transition element with the lowest atomic number is
(A)
Scandium
(B)
Titanium
(C)
Zinc
(D)
Lanthanum
Question-7
Excess of sodium hydroxide reacts with zinc to form
(A)
ZnH
2
(B)
Na
2
ZnO
2
(C)
ZnO
(D)
Zn(OH)
2
Question-8
Which compound is formed when excess of KCN is added to an aqueous solution of copper sulphate
(A)
Cu
2
(CN)
2
(B)
K
2
[Cu(CN)
6
]
(C)
K[Cu(CN)
2
]
(D)
Cu
2
(CN)
2
+ (CN)
2
Question-9
All the transition elements are
(A)
Non-metals
(B)
Gases
(C)
Metals
(D)
Metals and non-metals
Question-10
Among the following statement, the incorrect one is
(A)
Calamine and siderite are carbonates.
(B)
Argentite and cuprite are oxides.
(C)
Zinc blende and pyrites are sulphides.
(D)
Malachite and azurite are ores of copper.
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Plus 2 Biology Science
Tamil Nadu (English Medium)
Practice in Related Chapters
Periodic Classification - II
f - block Elements
d - block Elements
Atomic Structure
Coordination Compounds and Bio-coordination Compounds
p - Block Elements
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Electrochemistry
Chemical Kinetics
Surface Chemistry
Carbolic Acids
Chemistry in Action
Hydroxy Deratives
Isomerism in Organic Chemistry
Nuclear Chemistry
Termodynamics-II
Solid State II
Chemical Equilibrium-II
Purification of Organic Compounds
Ether
Carbonyl Compounds
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