WorksheetsThe Periodic Table
Total questions: 10
Worksheet time: 7mins
The Periodic Table of the elements in a list of all known elements in order of increasing ___________?
atomic number
mass number
element number
neutron number
A vertical column in the periodic table of the elements is called a group. What is a horizontal row known as?
(a)
What name is given to Group 1 of the periodic table?
noble gases
alkaline earth metals
alkali metals
halogens
The alkaline earth metals (e.g. Be, Mg etc) have ___________ electrons in their outer shell.
1
2
3
4
The noble gases (group *) are also called the inert gases beacuse
They are unreactive
They are very reactive
They are all metals
They are found in large amounts in the air
The group that an atom is in tells us how many electrons it has in its outer shell. e.g Group 1 has 1 electron in its outer shell, while group 7 have 7 electrons. Use this information to predict how many Sodium (Na) atoms are needed to combine with one Chlorine (Cl) atom
(a)
The group that an atom is in tells us how many electrons it has in its outer shell. e.g Group 1 has 1 electron in its outer shell, while group 7 have 7 electrons. Use this information to predict how many Hydrogen (H) atoms are needed to combine with 1 Carbon (C) atom
(a)
What is the name given to an atom which has lost or gained electrons?
(a)
Based on its location on the periodic table, which of these elements most likely has physical and chemical properties most similar to boron (B)?
magnesium (Mg)
aluminum (Al)
neon (Ne)
chlorine (Cl)
Find the element in Period 3 and Group 7. What is
this element’s chemical symbol?
F
Br
Cl
I
