WorksheetsExamining the Structure of Matter
Total questions: 26
Worksheet time: 13mins
The Periodic Table shows
Compounds
Elements
Atoms
Molecules
Which element is a metal?
hydrogen
nitrogen
iron
chlorine
Which is element is a non-metal?
hydrogen
tin
gold
iron
Which elements are noble gases?
neon
oxygen
radon
helium
Which elements are the most abundant in the universe?
oxygen
helium
hydrogen
nitrogen
What is the only element that occurs without a neutron in its nucleus?
sodium
carbon
helium
hydrogen
Which elements are liquids at room temperature?
bromine
silicon
sodium
mercury
Which elements are good conductors of heat and electricity?
noble gases
metals
non-metals
compounds
Identify the subatomic particles of an element.
electron
molecule
neutron
proton
Which particles are found in the nucleus of an atom?
protons
electrons
neutrons
molecules
Which subatomic particle has a negative charge?
proton
neutron
electron
nucleus
What is the most common compound on Earth?
water
table salt
glucose
carbon dioxide
Which of the following elements are found in all organic compounds?
oxygen
hydrogen
calcuim
carbon
What does the subscript 2 represent in the chemical formula H2O?
2 atoms of helium
2 atoms of hydrogen
2 atoms of oxygen
2 atoms of water
In what type of bonding do atoms share electrons?
metallic
ionic
covalent
none of these
What makes an atom an ion?
an atom with the same number of protons and neutrons
an atom with the same number of protons and electrons
an atom with different numbers of protons and electrons
an atom with different numbers of protons and neutrons
Chemical formula for water
H2
CO2
H2O
CO2
Chemical Formula for Carbon Dioxide
CO
C6H12O6
H2O2
CO2
Chemical Formula for Glucose
H2
CO2
C6H12O6
O2
Chemical Formula for Hydrogen
H2
O2
H2O
H2O2
Chemical symbol for Helium
H
He
Hm
Hl
Chemical Symbol for Oxygen
Ox
Oxy
O
On
Chemical Symbol for Calcium
C
Cal
Ca
Cm
What is the chemical formula for this structural formula?
H2O
HO
H2O2
HO2
Oxygen has the atomic number of 8 and an atomic weight of 16 amu. How many protons does it contain?
16
8
10
24
Oxygen's atomic number is 8 and atomic weight is 16 amu. How many neutrons does Oxygen contain?
10
16
24
8
