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What is the sum of protons, electrons an...

What is the sum of protons, electrons and neutrons in the lightest isotope of hydrogen?

A

3

B

5

C

2

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
`_(1)H^(1)` has 1 nucleon `(` 1 proton `+0` neutrons and one electron, so sum of these is `1+2=2`.
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Knowledge Check

  • The sum of protons, electrons and neutrons in the heaviest isotope of hydrogen is

    A
    3
    B
    5
    C
    4
    D
    6

  • The number of protons , electrons and neutrons in tritium are

    A
    `1:1:0`
    B
    `1:1:1`
    C
    `1:1:2`
    D
    `1:2:1`

  • The sum of the number of neutrons and proton in the radio isotope of hydrogen is

    A
    6
    B
    5
    C
    4
    D
    3