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The element having no neutron in the nuc...

The element having no neutron in the nucleus of its atom is-

A

hydrogen

B

nitrogen

C

helium

D

boron

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be

    A
    26
    B
    30
    C
    36
    D
    56

  • An atom has 26 electrons and its atomic weight is 56. The number of neutrons in the nucleus of the atom will be

    A
    26
    B
    30
    C
    36
    D
    56

  • The mass number of an anion, X^(3-) , is 14. if there are ten electrons in the anion, the number of neutrons in the nucleus of atom, X_2 of the element will be

    A
    10
    B
    14
    C
    7
    D
    5

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