WorksheetsElements - Revision
Total questions: 14
Worksheet time: 6mins
The positive particle of an atom are called ________.
electron
proton
neutron
shell
What is the chemical symbol for the element Calcium?
Ca
Co
C
CA
Metals can be used as wire because they are ________.
shiny
malleable
ductile
metallic
A horizontal row of elements in the periodic table.
molecule
period
group
family
Where are the "HALOGENS" located in the periodic table?
group 1
group 17 or 7
group 18
group 5
Ozone is considered _________ because it has 3 atoms of oxygen in its molecule.
monoatomic
diatomic
triatomic
tetratomic
Phosphorus is considered _________ because it has 4 atoms of phosphorus in its molecule.
monoatomic
diatomic
triatomic
tetratomic
Group 1 elements, Alkali metals have ______________ valence electrons.
1
2
3
7
Group 2 elements, Alkaline earth metals have ______________ valence electrons.
1
2
3
7
Group 7 elements, Halogens have ______________ valence electrons.
1
2
3
7
On the Periodic table,
calcium is a metal and carbon is a non- metal
calcium is a non metal and carbon is a metal
calcium is a metalloid and carbon is a metal
none of the above
Helium belongs to the same group as _______________.
chlorine
neon
sodium
calcium
Lithium belongs to the same group as __________.
calcium
sodium
argon
fluorine
Magnesium belongs to the same group as __________________.
potassium
calcium
oxygen
iodine
