COMEDK-UGET SERIES Chemistry
Classification Of Elements And Periodicity In Properties
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
1
2014 1
2011 1
2007 Chapter Questions 3 MCQs
01
PYQ 2007
medium
chemistry ID: comedk-u
Which one of the following is least electropositive element?
1
Zinc
2
Iron
3
Copper
4
Silver
02
PYQ 2011
medium
chemistry ID: comedk-u
As we move from left to right in the 3d-series elements
1
electropositive character decreases
2
electropositive character increases
3
electropositive character decreases and electronegative character increases
4
electropositive character increases and electronegative character decreases
03
PYQ 2014
easy
chemistry ID: comedk-u
Atomic numbers of vanadium, chromium, nickel and iron are and respectively. Which one of these is expected to have the highest second ionization enthalpy?
1
2
3
4