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Atomic number of hydrogen is (always) 1. The mass number is 2, sum of number of protons (1 in H) and neutrons (1 in H in this case). This isotope of hydrogen is called deuterium.

By the way: neurons (without t) is a very different thing!

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What is the atomic number for deuterium?

Deuterium is just an isotope of hydrogen, so the atomic number is 1.


How many neutrons are in the isotope in 1-h-1?

There is 0 neutron in a Hydrogen-1 isotope. Hydrogen-1 has an atomic number of 1, which means it has 1 proton and no neutrons.


What is the neutron on zirconium?

Each isotope of an element has a different number of neutrons: Atomic mass of the isotope - Atomic number = Number of neutrons


What is the number of neutron is equal to?

The number of neutrons of an isotope is the difference between the mass number of the isotope and the number of protons (equal to atomic number).


What is protiums atomic number?

Protium is an isotope of hydrogen, so the atomic number is 1.


How would adding a neutron to an atom affect its atomic number?

Atomic number = Number of protons. So addition of neutron has no affect on the atomic number.Isotopes of the same element are formed by the change in neutrons.


What element has an mass number of 2 and 1 neutron?

This is the isotope of hydrogen - deuterium.


What element has 1 neutron and mass number of 2?

This is the isotope of hydrogen - deuterium.


What is the number of neutron in one atom of hydrogen?

Hydrogen does not have any neutrons unless it is the isotope deuterium ( 1 neutron) or tritium (2 neutrons)


How is an isotope of hydrogen with atomic number 2 and mass number 4 written?

This case is impossible. Hydrogen will always have an atomic number of 1.


How do you find the number of neutrons an isotope has?

Neutron is the difference btw the atomic no and the mass no of an element.


Which are the two important particles in an isotope?

The atomic particles of an isotope are the proton, electron and neutron