EASY
10th CBSE
IMPORTANT
Earn 100

Periodic table on the basis of atomic mass was prepared by:

100% studentsanswered this correctly

Important Questions on Periodic Classification of Elements

MEDIUM
10th CBSE
IMPORTANT
Graph of atomic mass against atomic volume was plotted by:
MEDIUM
10th CBSE
IMPORTANT
Mendeleev classified _____ elements:
MEDIUM
10th CBSE
IMPORTANT
Alkali metal present in second period is:
EASY
10th CBSE
IMPORTANT
Alkaline earth metal present in fourth period is:
EASY
10th CBSE
IMPORTANT
An element having 3 electrons in its outermost shell and present in third period is:
EASY
10th CBSE
IMPORTANT
Which of the following is not a transition element?
EASY
10th CBSE
IMPORTANT
Which of the following has a completely filled outermost shell?