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Recent questions tagged d-elements
+2
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1
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Which of the listed electronic configurations corresponds to Fe^3+ion
asked
Apr 6, 2019
in
JEE
by
kratos
d-elements
jee
platinum metals
jee mains
iron
+1
vote
1
answer
Which of the listed electronic configurations corresponds to the atom of Chromium?
asked
Apr 5, 2019
in
JEE
by
kratos
jee
d-elements
jee mains
chromium
+3
votes
1
answer
Which ion through the listed ones ill form under the reaction of zinc dissolving in alkalis?
asked
Apr 2, 2019
in
JEE
by
kratos
d-elements
jee
jee mains
silver
copper
+1
vote
1
answer
Changing of acid-basic properties in compounds MnO – MnO2 – Mn2O7 corresponds to such rule:
asked
Mar 31, 2019
in
JEE
by
kratos
jee
d-elements
jee mains
chromium
+1
vote
1
answer
When oxidized with oxygen Manganese forms:
asked
Mar 29, 2019
in
JEE
by
kratos
jee
d-elements
jee mains
chromium
+1
vote
1
answer
How many ***** of mercury will be produced by electrolyzing 1.0M Hg(NO3)2 solution with a current of 2.00 A for three houres?
asked
Mar 19, 2019
in
Chemistry
by
kratos
d-elements
cbse
nernst equation
jee
redox reaction
jee mains
silver
copper
class-12
electro chemistry
+2
votes
1
answer
In which of the following reactions it is possible to get the iron(ІІІ) chloride:
asked
Mar 19, 2019
in
JEE
by
kratos
d-elements
jee
platinum metals
jee mains
iron
+1
vote
1
answer
Which of the listed electronic configurations corresponds to Fe^3+ion
asked
Mar 17, 2019
in
JEE
by
kratos
d-elements
jee
platinum metals
jee mains
iron
chromium
+1
vote
1
answer
Pyrite is: А. Fe3O4 B. Fe2O3 C. FeS D. FeS2
asked
Mar 16, 2019
in
JEE
by
kratos
iron
d-elements
jee mains
platinum metals
jee
+1
vote
1
answer
Which compounds of Chromium through the listed ones have acidic properties?
asked
Mar 15, 2019
in
JEE
by
kratos
jee
d-elements
jee mains
chromium
+3
votes
1
answer
Coordination number for Cu is _______.
asked
Mar 15, 2019
in
Class 12
by
kratos
neet
d-elements
jee main 2020
jee
aiims
jee mains
silver
copper
+2
votes
1
answer
What is the medium of solution of the Ni(NO3)2 salt?
asked
Mar 13, 2019
in
JEE
by
kratos
jee
d-elements
platinum metals
jee mains
+2
votes
1
answer
Which of the listed electronic configurations corresponds to Cr^3+ ion?
asked
Mar 6, 2019
in
JEE
by
kratos
jee
d-elements
jee mains
chromium
+1
vote
1
answer
Which of the following is amphoteric oxide? Mn2O7, CrO3, Cr2O3, CrO, V2O5, V2O4
asked
Feb 28, 2019
in
JEE
by
kratos
d-and f- block elements
d-elements
cbse
jee
the d- and f- block elements
jee mains
class-12
chromium
+1
vote
1
answer
What compounds of Tungsten should be reduced with hydrogen to get metallic Tungsten?
asked
Feb 26, 2019
in
JEE
by
kratos
jee
d-elements
jee mains
chromium
+2
votes
1
answer
Aqua regia is a 1 : 3 mixture of : (A) Dil. HCl and dil. HNO3 (B) Conc. H2SO4 and conc.HNO3
asked
Feb 24, 2019
in
Chemistry
by
kratos
metals and nonmetals
chemistry in everyday life
d-elements
jee
class-10
icse
jee mains
silver
copper
p - block element
+1
vote
1
answer
Coordination is the most improtant function
asked
Feb 22, 2019
in
Class 12
by
kratos
amu
neet
d-elements
cbse
coordination compounds
aiims
jee
jee mains
silver
copper
class-12
+3
votes
1
answer
Which one of the listed element has the following electronic configurations: 3d^7 4s^2 ?
asked
Feb 20, 2019
in
JEE
by
kratos
jee
d-elements
platinum metals
jee mains
+2
votes
1
answer
The Mor salt is:
asked
Feb 19, 2019
in
JEE
by
kratos
jee
d-elements
platinum metals
jee mains
+3
votes
1
answer
The products of igniting a pyrite are:
asked
Feb 18, 2019
in
JEE
by
kratos
d-elements
jee
platinum metals
jee mains
iron
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