Topic 5 Periodic Table Flashcards
In the Periodic Table a row is called
A period
In the Periodic Table a column is called
A group
Where are the metals found on the Periodic Table ?
On the left hand side
12
C
6
What is the atomic number of this element ?
6
40
Ar
18
What is the mass number of this element ?
40
In the Periodic table, how do we find out how many electrons an element has ?
It will be the same as the atomic number
Group 1 is called
The Alkali Metals
Group 2 is called
The Alkaline Earth Metals
Group 7 is called
The Halogens
Group 8 is called
The Noble Gases
The block between Group 2 &3 are called
The Transition Metals
How many electrons do all the elements in Group 5 have in their outer shell?
5
What does the Group number correspond to ?
The number of electrons in the outer shell of the element
What happens to the reactivity as we go down Group 1 ?
They become more reactive
What gas is produced when we put an alkali metal in water ?
Hydrogen
