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Questions and Answers
What is the charge of the nucleus in an atom?
What is the charge of the nucleus in an atom?
- Negative
- Positive (correct)
- Neutral
- Variable
What is the approximate size of an atom?
What is the approximate size of an atom?
- 10^2 meters
- 10^-2 meters
- 10^-10 meters (correct)
- 10^-15 meters
What is the main factor that determines the chemical properties of an element?
What is the main factor that determines the chemical properties of an element?
- Number of neutrons
- Atomic mass
- Number of protons (correct)
- Number of electrons
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