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WorksheetsBraeden T Patterson
Total questions: 23
Worksheet time: 12mins
What is a Compound?
two or more elements that have joined together
One or more element that have joined together
A substance and a mixture combined
What is a chemical formula?
Just shows the types of atoms that make up a compound
Only shows the number of atoms that make up a compound
shows the types and number of atoms that make up a compound
Do not make up a compound
An ionic compound is a compound composed of a cation and an anion
True
False
What do Ionic bonds involve the transfer of?
Chemical formulas
Compounds
Atoms
Electrons
What is the name for positive electrons?
Anions
Cations
Covalent bond
None of the above
What is the name for Negative electrons?
Cations
Compounds
Anions
Ionic Bonds
What are some examples of positive electrons?(choose two)
Sodium
Calcium
Bromide
Chloride
What are some examples of negative(Anion) electrons?(choose two)
Chlorine
Oxygen
Positron
Sodium
What is a covalent bond?
A bond between 2 atoms that involves the sharing of compounds
A bond between 2 atoms that involves the sharing of ionic bonds
A bond between 2 atoms that involves the sharing of electrons
A bond between 0 atoms that involves the sharing of electrons
The law of conservation of mass states that
-mass CANNOT be created or destroyed, it can only be converted
True
False
What do chemical equations show?
How the chemicals interact
How the chemicals combine
How the chemicals change
All of the above
What are represented on the periodic table?
Elements
Atoms
Compounds
Covalent bonds
What is an Atom?
The smallest possible unit of an element that retains that elements properties
the biggest possible unit of an element that retains that elements properties
Most useless unit of an element
Most important unit of an element
Protons have a positive charge
True
False, they are negatively charged
Neutrons have a negative charge
True
False, they are neutrally charged
Electrons have a negative charge
True
False, not known
If the number of protons and electrons are equivalent then the atom has a strong charge
True
False, If the number of protons and electrons are equivalent then the atom does not have a charge
What is the difference between an ion and an isotope?
An isotope is an atom that has gained or lost electrons, has a charge and an ion is an atom that has gained or lost neutrons
There is no difference
An ion is an atom that has gained or lost electrons, has a charge and an isotope is an atom that has gained or lost neutrons
None of the above
The periodic table shows___________
Shows all 90 naturally occurring elements plus synthetic elements
Shows some of the elements plus the synthetic elements
Shows all 90 naturally occurring elements without the synthetic elements
None of the above
Matter is anything that has mass and occupies space
True
False, Matter is anything that does not have mass and does not occupy space
Some examples include:
Air
Water
Both air and water
None of the above
An element is a substance that can be separated or broken down by chemical means
True
False, an element is a substance that cannot be separated or broken down by chemical means
What are mixtures composed of
Solute
Solvent
Both solute and solvent
None of the above
