MCQ
Which of the following statement is correct about the atom of an element ?
Options
an atom can have only protons and neutrons but no electrons.
an atom can have only electrons and neutrons but no protons
an atom can have only electron and proton but no neutron
an atom must always have a proton, neutron and electron
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Solution
an atom can have only electron and proton but no neutron
An atom must have a proton and an electron, but it may not have a neutron.
For example, in hydrogen atom, there is 1 proton, 1 electron but no neutron.
Concept: Atom
Is there an error in this question or solution?
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