Question 19
Is it possible for the atom of an element to have one electron, one proton and no neutron? If so, name the element.

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Solution

The element is protium $_{1}^{1} H$ (an isotope of hydrogen). (H (protium) has one electron, one proton and no neutron.

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Similar questions

Which of the following statement is correct about the atom of an element ?

(a) an atom can have only protons and neutrons but no electrons.

(b) an atom can have only electrons and neutrons but no protons

(d) an atom must always have a proton, neutron and electron

(a) Name an element which does not contain a neutron.

(b) If an atom contains one electron and one proton, will it carry any charge or not?

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