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Recent questions tagged process of isolation of elements
+2
votes
1
answer
name the mineral ore from which aluminium is extracted . why is it gaining importance ? give its distribution in India
asked
Mar 17, 2019
in
Class 12
by
kratos
metals and nonmetals
processes of isolation of elements
cbse
class-10
general principle
class-12
minerals and energy resources
process of isolation of elements
+1
vote
1
answer
What is the role of graphite rod in the electrometallurgy of aluminium?
asked
Jan 10, 2019
in
Class 12
by
kratos
cbse
processes of isolation of elements
general principles
methods of extraction
class-12
process of isolation of elements
+1
vote
1
answer
What is the role of graphite rod in the electrometallurgy of aluminium ?
asked
Dec 6, 2018
in
Class 12
by
kratos
cbse
processes of isolation of elements
general principles
class-12
process of isolation of elements
+1
vote
1
answer
Which is better reducing agent at 983K, carbon or CO?
asked
Dec 6, 2018
in
JEE
by
kratos
jee
general principles
jee mains
process of isolation of elements
class-12
metallurgy
+1
vote
1
answer
Name the principal ore of aluminium and describe how Al is extracted from its ore.
asked
Nov 28, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+3
votes
1
answer
At which temperature carbon can be used as a reducing agent for Foe ?
asked
Oct 11, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+2
votes
1
answer
What is the role of cryolite in electrometallurgy of aluminium?
asked
Oct 10, 2018
in
Class 12
by
kratos
class-12
general principles
cbse
process of isolation of elements
+3
votes
1
answer
What is the role of graphite in the electrometallurgy of aluminium?
asked
Oct 4, 2018
in
Class 12
by
kratos
cbse
processes of isolation of elements
general principles
class-12
process of isolation of elements
+1
vote
1
answer
Explain the main points in the extraction of zinc from zinc blende.
asked
Sep 28, 2018
in
JEE
by
kratos
isc
extractive metallurgy
processes of isolation of elements
ores
jee
minerals
icse
jee mains
class-12
process of isolation of elements
+3
votes
1
answer
Which is a better reducing agent at 983K, carbon or carbon monoxide ?
asked
Sep 24, 2018
in
JEE
by
kratos
jee
jee mains
process of isolation of elements
class-12
metallurgy
+2
votes
1
answer
Describe the following: (i) The role of cryolite in electrometallurgy of aluminium. (ii) The role of carbon monoxide in the refining of crude nickel.
asked
Jul 29, 2018
in
Class 12
by
kratos
cbse
processes of isolation of elements
general principles
methods of extraction
class-12
metallurgy
process of isolation of elements
+1
vote
1
answer
Give name and formula of important ore of Zinc.
asked
Jul 21, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+3
votes
1
answer
What is slag?
asked
Jul 2, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+1
vote
1
answer
Give name and formula of important ore of iron.
asked
May 26, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+1
vote
1
answer
Copper can be extracted by hydrometallurgy but not Zn. Why?
asked
May 25, 2018
in
Class 12
by
kratos
class-12
general principle
processes of isolation of elements
process of isolation of elements
+3
votes
1
answer
What is the role of graphite rods in the electrometallurgy of aluminium?
asked
Apr 25, 2018
in
Class 12
by
kratos
processes of isolation of elements
cbse
general principles
methods of extraction
class-12
process of isolation of elements
+1
vote
1
answer
What is the role of graphite rods in electrometallurgy of aluminium ?
asked
Apr 18, 2018
in
Class 12
by
kratos
class-12
general principles
processes of isolation of elements
process of isolation of elements
+3
votes
1
answer
Explain the method for obtaining pig iron from magnetite.
asked
Apr 13, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+1
vote
1
answer
What are depressants?
asked
Apr 6, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
+2
votes
1
answer
Give name and formula of important ore of Copper.
asked
Mar 2, 2018
in
Class 12
by
kratos
class-12
general principles
process of isolation of elements
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