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USPshnik [31]
3 years ago
7

If an atom contains 11 protons and 12 neutrons, what is its atomic number?

Chemistry
2 answers:
Sergio039 [100]3 years ago
4 0
Atomic number is Z. Z=number of protons, so Z=11
Ronch [10]3 years ago
4 0
<span> The sodium has </span>11 protons<span> and because it is neutral it has </span>11<span> electrons. </span>
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Elements can be described by various properties, and identified by their boiling and melting points. For example, gold melts at

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