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WorksheetsAtom and ions
Total questions: 24
Worksheet time: 37mins
Match each term to its definition.
Ion
An atom or molecule that has an electric charge because it gained or lost electrons.
Battery
A device that stores energy and provides electricity by creating a flow of electrons.
Pole
One of two ends of a battery or magnet, usually labeled positive (+) and negative (–).
Which term describes an atom or molecule with an electric charge because it gained or lost electrons?
Ion
Battery
Pole
Which term refers to a device that stores energy and provides electricity by creating a flow of electrons?
Pole
Battery
Ion
Which term is one of two ends of a battery or magnet, usually labeled positive (+) and negative (–)?
Ion
Pole
Battery
Using the key vocabulary we just learned, explain in your own words what an ion is and how a battery uses its poles to create electricity.
Name the three subatomic particles found in an atom.
Proton, neutron, electron
Atom, molecule, ion
Nucleus, shell, orbit
Quark, lepton, boson
What happens to an atom to make it become a negative ion?
It loses protons
It gains electrons
It loses electrons
It gains neutrons
How do batteries use the movement of electrons to create an electric current?
By stopping electron flow between terminals
By pushing electrons from the negative to the positive terminal through a circuit
By converting electrons into protons
By storing electrons without allowing them to move
Read the sentences below carefully and fill in the gaps with the correct word or term. The dense center of an atom is called the ______, which is made up of positively charged particles called protons and neutral particles called ______.
Read the sentences below carefully and fill in the gaps with the correct word or term. A ______ is a device that stores energy and provides electricity by creating a flow of ______ from the negative pole to the positive pole.
Read the sentences below carefully and fill in the gaps with the correct word or term. An atom that gains an electron becomes a ______ ion, while an atom that loses an electron becomes a ______ ion.
Read the sentences below carefully and fill in the gaps with the correct word or term. The flow of electrons from one atom to another is known as ______, and the ends of a battery that push and pull these electrons are called ______.
Read the sentences below carefully and fill in the gaps with the correct word or term. The number of ______ in an atom's nucleus defines the element, whereas the number of ______ can vary, affecting the atom's mass but not its charge.
What is the smallest unit of matter that retains the properties of an element?
A molecule
A compound
An atom
An electron
Which subatomic particle has a negative charge and orbits the nucleus?
Proton
Neutron
Ion
Electron
What happens during the process of ionization?
An atom breaks apart into smaller atoms.
An atom gains or loses electrons.
Protons and neutrons are exchanged between atoms.
An atom loses its nucleus.
How does a battery create an electric current?
By storing static electricity.
By using chemical reactions to move electrons.
By converting protons into electrons.
By heating a wire to release energy.
An atom of sodium loses an electron. What does it become?
A negative ion
A neutral atom
A different element
A positive ion
If an atom has an equal number of protons and electrons, what is its overall charge?
Positive
Negative
Neutral
It depends on the number of neutrons.
Name the three subatomic particles and describe the charge and location of each.
Explain how the positive and negative poles of a battery work together to create a flow of electricity.
Describe the process that would cause a neutral atom to become a negative ion.
Why are electrons, and not protons, the particles that flow to create an electric current in a solid conductor like a wire?
Which statement correctly describes the charge and location of a subatomic particle?
A proton has no charge and is found in the nucleus.
A neutron has a negative charge and orbits the nucleus.
An electron has a positive charge and is found in the nucleus.
An electron has a negative charge and orbits the nucleus.
