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JKCET SERIES
Chemistry

D Block Elements

14 previous year questions.

Volume: 14 Ques
Yield: Medium

High-Yield Trend

1
2018
1
2017
1
2015
3
2014
1
2011
1
2010
1
2009
1
2008
2
2007
2
2002

Chapter Questions
14 MCQs

01
PYQ 2002
medium
chemistry ID: jkcet-20
Which of the following has maximum unpaired electrons?
1
Scandium
2
Chromium
3
Manganese
4
Iron
02
PYQ 2002
medium
chemistry ID: jkcet-20
Which of the following oxidation states is common for all lanthanides ?
1
2
2
5
3
3
4
4
03
PYQ 2007
medium
chemistry ID: jkcet-20
The colour of transition metal ions is due to presence of unpaired electron transitions in available empty electron in
1
orbitals
2
orbitals
3
orbitals
4
and -orbitals
04
PYQ 2007
medium
chemistry ID: jkcet-20
Lanthanides and actinides are also called as
1
short periods
2
inner-transition elements
3
long periods
4
main transition elements
05
PYQ 2008
medium
chemistry ID: jkcet-20
Differentiating electron in inner transition elements enters the ......... orbital.
1
s
2
p
3
d
4
f
06
PYQ 2009
medium
chemistry ID: jkcet-20

Which one of the following is block element?

1
Gd
2
Hs
3
Es
4
Cs
07
PYQ 2010
medium
chemistry ID: jkcet-20
German silver is an alloy of
1
copper, zinc and silver
2
copper, zinc and nickel
3
copper, zinc and tin
4
manganese, chromium and nickel
08
PYQ 2011
medium
chemistry ID: jkcet-20
When 'blue vitriol' is heated at , the product formed is
1
2
3
4
09
PYQ 2014
medium
chemistry ID: jkcet-20
What elements are present in block series?
1
Lanthanoids
2
Actinoids
3
Lanthanoids and actinoids
4
Lipids
10
PYQ 2014
medium
chemistry ID: jkcet-20
Why -block element form complexes?
1
Due to large size and high nuclear charge
2
Due to small size and low nuclear charge
3
Due to small size and high nuclear charge
4
None of the above
11
PYQ 2014
medium
chemistry ID: jkcet-20
The colour of transition metal compound is due to
1
complete ns subshell
2
small size metal ions
3
incomplete subshell
4
absorption of light in region
12
PYQ 2015
medium
chemistry ID: jkcet-20
In an acidified aqueous solution of and ions, gas was passed. Precipitates are
1
MnS and CuS
2
NiS and HgS
3
MnS and NiS
4
CuS and HgS
13
PYQ 2017
medium
chemistry ID: jkcet-20
Which of the following elements involves gradual filling of -levels?
1
Lanthanides
2
Actinides
3
Transition metals
4
Coinage metals
14
PYQ 2018
medium
chemistry ID: jkcet-20
How many electrons are involved during the oxidation reaction of in acidic medium ?
1
2
3
4

About D Block Elements - JKCET

D Block Elements is a vital chapter for JKCET aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on D Block Elements PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within D Block Elements carry the most weight. Then, tackle the questions iteratively to solidify your understanding.