The number of neutrons in the most common isotope of hydrogen is:
The number of neutrons in the most common isotope of hydrogen is:
Solution
✅ Correct Option: 3
Option 3: 0 -> The most common isotope of hydrogen is protium (¹H), which contains only 1 proton and 0 neutrons in its nucleus, making it the simplest and lightest element. While other hydrogen isotopes exist (deuterium with 1 neutron and tritium with 2 neutrons), protium accounts for approximately 99.98% of all naturally occurring hydrogen. -> correct
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