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WorksheetsPeriodic Table ( Atomic Numbers )
Total questions: 20
Worksheet time: 10mins
The atomic number of As is ________
11
22
33
The atomic number of Rh is __________
45
42
48
The element with atomic number 100 is _________
Fm
Md
No
The element having atomic number 11 is ________
Na
Ar
Cl
The atomic number of ______ is 25.
Se
Br
Mn
The atomic number of ________ is 64
Tb
Gd
Dy
The atomic number of N is ________
7
8
10
The atomic number of _______ is 75.
In
Bi
Re
The atomic number of Ca is ______
12
20
24
The atomic number of ______ is 91.
Np
Am
Pa
The atomic number of Zr is _____
85
40
25
The atomic number of Al is _____
31
30
13
What is the atomic number of U ?
90
9
92
The element having atomic number 63 is _____
Eu
Nb
La
The element having atomic number 50 is ______
Sn
Sb
Sc
The atomic number of Ag is ____
48
47
49
The element having atomic number 99 is _____
Es
Co
Ni
The atomic number of Pb is ____
103
66
82
The element with atomic number 21 is _____
Sc
Ta
Hf
The element in the starting of periodic table is ____
He
Hg
H
