WorksheetsPeriodic table of Elements
Total questions: 10
Worksheet time: 6mins
Name
Class
Date
1.
What is Kr?
a)
Potassium
b)
Krypton
c)
Chlorine
d)
Krapti.
2.
Atomic number of Ga?
a)
31
b)
12
c)
4
d)
45
3.
30-29= what element?
a)
Lawrence
b)
Lead
c)
Hydrogen
d)
Mercury
4.
3rd element?
a)
Potassium
b)
Arsenic
c)
Xenon
d)
Lithium
5.
How many periods or rows on the periodic table?
a)
5
b)
8
c)
7
d)
9
6.
Who invented the periodic table?
a)
Dmitri Mendeleev
b)
Rosa Parks
c)
Thomas Edison
d)
Albert Ghisoro
7.
Which element has the highest electronegativity
a)
Flourine
b)
Copper
c)
Nitrogen
d)
Silver
8.
Positive partical?
a)
Neutrons
b)
Electrons
c)
Protons
d)
Pizza
9.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
10.
Most of the mass of an atom is found it its?
a)
electron cloud
b)
nucleus
c)
atomic number
d)
house
100 %
