There are two different isotopes of bromine atoms. under normal conditions, elemental bromine consists of br2 molecules, and the mass of a br2 molecule is the sum of the masses of the two atoms in the molecule. the mass spectrum of br2 consists of three peaks:

Question

Dale Stout

Chemistry

19 May, 14:51

There are two different isotopes of bromine atoms. under normal conditions, elemental bromine consists of br2 molecules, and the mass of a br2 molecule is the sum of the masses of the two atoms in the molecule. the mass spectrum of br2 consists of three peaks:

+5

Answers (1)

Know the Answer?

Daffy · Answer 1

The two stable isotopes of bromine are Br-79 and Br-81. The peaks that will form on the mass spectrum of Br₂ will be of mass:

158 - from the joining of two Br-79 atoms

160 - from the joining of one Br-79 atom and one Br-81 atom

162 - form the joining of two Br-81 atoms