WorksheetsSci 6 Module 2 Test Review
Total questions: 12
Worksheet time: 7mins
Carbon is an element. Which of the following best describes the smallest particle of Carbon that retains all the properties of Carbon?
a molecule
an atom
a proton
an electron
Which combination of letters could be used as a chemical symbol for an element?
AR
Cho
Sy
MgO
Which of the following best describes an isotope?
Atoms of the same element with different numbers of protons.
Atoms of different elements with the same number of neutrons.
Atoms of the same element with different numbers of neutrons.
Atoms of different elements with the same number of protons.
Electrons- 10
Neutrons- 10
Mass- 20
Electrons- 20
Neutrons- 10
Mass- 10
What is the term for a substance made of only one type of atom?
Compound
Mixture
Element
Molecule
Which of the following particles are found in the nucleus of an atom?
Electrons and protons
Protons and neutrons
Neutrons and electrons
Protons and molecules
What is the charge of an electron?
Positive
Negative
Neutral
Variable
What is the atomic number of Carbon? Hint- it's also the number of protons Carbon has.
6
12
14
8
Which gas makes up the majority of our atmosphere?
Nitrogen
Oxygen
Hydrogen
Helium
This element is special because it is found in living things
Silicon
Carbon
Helium
Water
Ocean water is primarily made up of
Magnesium
Sodium
Chloride ion
Hydrogen
