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WorksheetsAtoms and Elements
Total questions: 15
Worksheet time: 14mins
What is the chemical symbol for the element hydrogen
H
He
h
he
What is the chemical symbol for the element Silicon
S
Si
si
Sl
What is the chemical symbol for the element Carbon
ca
co2
C
Cd
What is the chemical symbol for the element Nitrogen
Ni
N
No
Nb
The horizontal row on the periodic table is called a
group
family
period
atomic number
A vertical column is called...
group
tower
period
crew
The atomic number tells you what?
number of electrons
number of protons
number of neutrons
both electrons and protons in an atom.
What is the atomic number?
the number of protons
the number of protons and neutrons
the number of neutrons
the number of protons and electrons
What are the electrons of the "outer shell" of an element called?
VALENCE ELECTRONS
COMPOUND
ELEMENT
In which group would you find the Noble Gases?
15
16
17
18
