WorksheetsAHS IS HS PS 1-1 a
Total questions: 5
Worksheet time: 12mins
Name
Class
Date
1.
Identify the noble gases in the periodic table.
A
B
C
D
E
F
G
H
I
2.
Match the elements to their right number of VALENCE ELECTRONS.
a)
Hydrogen (H)
1.
1
b)
Silicon (Si)
2.
4
c)
Iodine (I)
3.
7
3.
Moving left to right across a period, the number of valence electrons generally (a) in groups 1, 2, 13, 14, 15, 16, 17, and 18 elements.
Choose from the below words
increases
decreases
stays the same
4.
A (a) runs down a vertical column on the periodic table. This tell us the number of (b) of an element.
A (c) runs across a horizontal row on the periodic table. This tells us the number of (d) of an element.
Choose from the below words
group
period
valence electrons
energy levels
5.
Categorize the following elements under these 3 main categories:
Categorize the following
Na - Sodium
Ba - Barium
Fe - Iron
Kr - Krypton
N - Nitrogen
H - Helium
Si - Silicon
Ge - Germanium
Metal
Non-metal
Metalloid
100 %
