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Recent questions tagged d block elements
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Explain the magnetic properties of first transition series metal ions.
asked
Mar 31, 2019
in
Class 12
by
kratos
class-11
d block elements
class-12
transition elements
+3
votes
1
answer
Across the lanthanide series, the basicity of the lanthanoide hydroxides :
asked
Mar 1, 2019
in
JEE
by
kratos
d-and f- block elements
periodicity in properties
classification of elements
cbse
class-11
jee
transition elements
jee mains
class-12
d block elements
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vote
1
answer
Transition element tends to be unreactive with increase in atomic number in the series.
asked
Feb 3, 2019
in
Class 12
by
kratos
d block elements
class-12
transition elements
+3
votes
1
answer
What do you mean by Lanthanoide contraction?
asked
Jan 14, 2019
in
Class 12
by
kratos
d block elements
class-12
transition elements
+2
votes
1
answer
Metal-metal bonding is more frequent in 4d or 5d series than in 3d-serie. This is because of :–
asked
Jan 7, 2019
in
Class 12
by
kratos
neet
fluid mechanics
cbse
aiims
jee
the d- and f- block elements
transition elements
jee mains
d-and f-block elements
class-12
d block elements
+2
votes
1
answer
Mn shows the highest oxidation state of +7 with oxygen but fluorine it show the highest oxidation state +4
asked
Dec 26, 2018
in
Class 12
by
kratos
d-and f- block elements
cbse
the d- and f- block elements
transition elements
class-12
d block elements
+1
vote
1
answer
What is lanthanoide contraction and write it'* consequences.
asked
Dec 2, 2018
in
Class 12
by
kratos
d-and f- block elements
neet
cbse
aiims
jee
transition elements
jee mains
class-12
d block elements
+3
votes
1
answer
There occurs much more frequent metal-metal bonding in compounds of heavy transition metals (i.e.,3^rd series).
asked
Nov 27, 2018
in
Class 12
by
kratos
cbse
the d- and f- block elements
transition elements
class-12
d block elements
+3
votes
1
answer
The density D of the material of the floating cylinder is (a) 5d/4 (b) 3d/4 (c) 4d/5
asked
Nov 21, 2018
in
Class 12
by
kratos
neet
fluid mechanics
aiims
jee
transition elements
jee mains
d-and f-block elements
class-12
d block elements
+2
votes
1
answer
The sizes of terminal elements of each transition series are greater than their preceding elements. Explain.
asked
Nov 10, 2018
in
Class 12
by
kratos
class-12
d block elements
class-11
transition elements
+2
votes
1
answer
Discuss the colour of transition metal compounds with suitable examples.
asked
Oct 9, 2018
in
JEE
by
kratos
coordination compounds
class-11
jee
transition elements
jee mains
class-12
d block elements
+1
vote
1
answer
First IE of 5d series elements are higher than those of 3d and 4d series elements.This is due to :
asked
Sep 29, 2018
in
Class 12
by
kratos
neet
fluid mechanics
cbse
jee
the d- and f- block elements
transition elements
jee mains
d-and f-block elements
class-12
d block elements
+2
votes
1
answer
What are transition elements? Give the names of the metals of the first transition series.
asked
Sep 17, 2018
in
Class 12
by
kratos
class-11
d block elements
class-12
transition elements
+1
vote
1
answer
Why Transition metal form alloys?
asked
Jul 17, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
+3
votes
1
answer
Out of Cr^2+ and Cr^3+ which one is stable in aqueous solution?
asked
Jun 8, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
+3
votes
1
answer
The 4d and 5d series of transition metals have more frequent metal-metal bonding in their compound than in 3d metals.
asked
Jun 1, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
neet
+3
votes
1
answer
While making an aqueous solution of FeCI3 reagent in laboratory, some HCI solution is also added to it.Why?
asked
Apr 23, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
+3
votes
1
answer
Sc form no ******** compound. yet it is regarded as transition elements.
asked
Apr 1, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
+2
votes
1
answer
Why does a transition metal form alloys with other transition metals easily?
asked
Mar 25, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
+2
votes
1
answer
Os forms a +8 oxidation state compound with oxygen but no such compound with fluorine.
asked
Mar 12, 2018
in
Class 12
by
kratos
d block elements
class-12
transition elements
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