JAMB Chemistry 2021 Objective — Question 26
Question 26 of 41 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2021 Objective paper, with the correct answer and a full explanation.
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In ¹H (protium), if an electron is lost, only one proton remains. Why is the hydrogen ion regarded as a proton?
- A. Because it has one proton and one electron
- B. Because losing one electron leaves only one protonCorrect
- C. Because it is the lightest element
- D. Because it forms covalent bonds
Explanation
¹H (protium) has 1 proton and 1 electron. When it loses its one electron (ionisation), only the proton remains. H⁺ = proton. This is why the hydrogen ion is regarded as simply a proton.
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