WorksheetsScience SOL 5.4 Matter: Atoms, Molecules, Elements & Compounds
Total questions: 17
Worksheet time: 20mins
All matter is made of ____
energy
atoms
electrons
compounds
The central region of an atom where its neutrons and protons are located:
nucleus
electron cloud
core
center
An atom with atomic number 6 would have how many protons?
6
12
3
cannot be determined
Particles in an atom that are neutral and have no charge are called ____
negatrons
electrons
neutrons
protons
What is the atomic mass of Flourine?
9
18
18.9984
19
An atom's overall charge is ____
positive
depends on its mood
neutral
negative
What is the chemical symbol for the element hydrogen?
H
He
h
he
What is the chemical symbol for the element carbon?
ca
co2
C
Cd
What is the chemical symbol for the element oxygen?
O
Oxy
ox
Oy
What is the chemical symbol for the element iron?
I
Ir
Fe
fe
Elements are made of ____
many different types of atoms
the Periodic Table
one type of atom
molecules
Bonus (if you now it): How many TOTAL atoms are in the compound CaCO3?
Co
CO
Mg
H
