Questions and Answers
What is the basic structure of an atom?
A nucleus of protons and neutrons surrounded by a cloud of electrons
What defines the isotope of an element?
The number of neutrons
How are chemical elements distinguished from each other?
By the number of protons in their atoms
Why is it not possible to see atoms with conventional microscopes?
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Where is the majority of an atom's mass located?
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What is the basic structure of an atom?
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How are chemical elements distinguished from each other?
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What defines the isotope of an element?
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Why is it not possible to see atoms with conventional microscopes?
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Where is the majority of an atom's mass located?
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