Which of the following is the lightest element among the following elements?

Deuterium

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Protium

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Lithium

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Helium

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B
Protium

Protium is the lightest element with 1 proton and 0 neutrons.

Deuterium has 1 proton and 1 neutron.

Tritium has 1 proton and 2 neutrons.

Helium has 2 protons and 2 neutrons.

Suggest Corrections

Similar questions

Which of the following are isotopes and which are isobars?

Argon, Deuterium, Calcium, Tritium, Protium

(_{1}^{1} H)

(_{1}^{2} H)

(_{1}^{3} H)

Join BYJU'S Learning Program