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Questions and Answers
What is an atom?
What is an atom?
- A form of energy
- The basic unit of matter (correct)
- A type of molecule
- A subatomic particle
What is found in the nucleus of an atom?
What is found in the nucleus of an atom?
- Quarks
- Electrons
- Photons
- Protons and neutrons (correct)
What determines the identity of an element?
What determines the identity of an element?
- Number of protons in the nucleus (correct)
- Number of neutrons in the nucleus
- Atomic mass
- Number of electrons in the outer shell
What is the smallest unit of an element that retains the properties of that element?
What is the smallest unit of an element that retains the properties of that element?
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Which subatomic particle has a positive charge?
Which subatomic particle has a positive charge?
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What is the total number of protons and neutrons in an atom called?
What is the total number of protons and neutrons in an atom called?
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