Smartindia Classroom
CONTENTS
Physics
Mathematics
Computer science
Chemistry
Back to home
Start Practice
Question-1
Which of the following is used in medicine?
(A)
Silver amalgam
(B)
Silver salt
(C)
Silver leaf
(D)
Silver Bromide
Question-2
Excess of sodium hydroxide reacts with zinc to form
(A)
ZnH
2
(B)
Na
2
ZnO
2
(C)
ZnO
(D)
Zn(OH)
2
Question-3
The transition element with the lowest atomic number is
(A)
Scandium
(B)
Titanium
(C)
Zinc
(D)
Lanthanum
Question-4
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-5
Which of the ions will give colourless aqueous solution?
(A)
Ni
2+
(B)
Fe
2+
(C)
Cu
2+
(D)
Cu
+
Question-6
Copper is not attacked by
(A)
acid
(B)
alkalies
(C)
chlorine
(D)
Both a and b
Question-7
Which is not a step involved in extraction of zinc?
(A)
Smelting
(B)
Roasting
(C)
Reduction
(D)
Electrolytic refining
Question-8
Which among the following is the first transition series?
(A)
Y to Cd
(B)
La and Hf to Hg
(C)
Sc to Zn
(D)
Ac and Rf to 112
Question-9
Zinc is purified by
(A)
Reduction
(B)
Roasting
(C)
Electrolytic refining
(D)
Concentration
Question-10
Transition elements are classified into how many series?
(A)
3
(B)
4
(C)
5
(D)
6
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Plus 2 Computer Science
Tamil Nadu (English Medium)
Practice in Related Chapters
Periodic Classification - II
Coordination Compounds and Bio-Coordination Compounds
p - Block Elements
Biomolecules
Electrochemistry
Chemical Kinetics
Surface Chemistry
Hydroxy Deratives
Isomerism in Organic Chemistry
Nuclear Chemistry
Termodynamics-II
Solid State II
Chemical Equilibrium-II
Purification of Organic Compounds
Ether
Carbonyl Compounds
Atomic Structure
f - Block Elements
d - Block Elements
Powered By
