Definitions
Atoms & Molecules
Chemical Equations
Ions and You
100
These are substances that are composed of at least 2 different atoms.
What is a compound?
100
These subatomic particles carry no charge.
What are neutrons?
100
The number of total atoms in a molecule of nitric acid (HNO3)
What is 5 total atoms?
100
This occurs when an atom gains or loses an electron.
What is the formation of an ion?
200
This is the basic building block of all matter.
What is an atom?
200
These subatomic particles are found in the nucleus.
What are protons and neutrons?
200
The number of different types of atoms represented in a molecule of nitric acid (HNO3).
What is 3 different types of atoms?
200
This specific type of ion is formed when an atom loses an electron.
What is a cation?
300
These are substances that are made of two or more atoms.
What is a molecule?
300
The chemical symbol Na represents this.
What is an atom?
300
The number of different types of atoms found in this chemical equation: Na2CO3 + 2HNO3 => 2NaNO3 + H2CO3
What is 5 different types of atoms?
300
This type of ion is formed if an atom has 12 protons and 14 electrons.
What is an anion?
400
This is an atom with an unequal number of protons and electrons.
What is an ion?
400
These subatomic particles are responsible for forming chemical bonds.
What are electrons?
400
The total number of molecules found in this chemical equation: Na2CO3 + 2HNO3 => 2NaNO3 + H2CO3
What is 6 total molecules?
400
This can be formed when two ions come together.
What is a chemical bond?
500
These substances are made of only one type of atom and cannot be broken down into other substances.
What are elements?
500
Water (H2O) is an example of this.
What is a molecule?
500
The total number of atoms found in this chemical equation: Na2CO3 + 2HNO3 => 2NaNO3 + H2CO3
What is 32 total atoms? (16 on either side of the arrow)
500
This is why we should care about ions in biology class.
What is because their movement is responsible for many of the processes that keep our cells functioning?
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