How many neutrons does oxygen-18 have?
Understand the Problem
The question is asking for the number of neutrons in the isotope oxygen-18. To find this, we need to know the atomic number of oxygen (which is 8) and the mass number of oxygen-18 (which is 18). The number of neutrons can be calculated by subtracting the atomic number from the mass number.
Answer
10 neutrons
Oxygen-18 has 10 neutrons.
Answer for screen readers
Oxygen-18 has 10 neutrons.
More Information
The '18' in oxygen-18 represents the atomic mass number, the sum of protons and neutrons (8 protons + 10 neutrons). It is a rare isotope of oxygen with a natural abundance of about 0.2%.
Sources
- How many protons, electrons and neutrons are in oxygen 18? - Quora - quora.com
- How many neutrons are in an atom of oxygen-18? - homework.study.com
- Oxygen Isotopes - lsintspl3.wgbh.org
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