Get the answers you need at Westonci.ca, where our expert community is dedicated to providing you with accurate information. Join our platform to connect with experts ready to provide precise answers to your questions in different areas. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

Which of the following notations represents an alpha particle?
A. 2 He
C.B+
В. В
D. Y


Sagot :

Answer:

A. 2 He

Explanation:

The notation of an alpha particle is depicted as:

                     ₂He

An alpha particles is a nucleus of 2 protons and 2 neutrons. So it is actually a Helium cation.

Alpha particles are monoenergetic and they mostly have discrete energy.

So, the mass number of the particle is 4 and atomic number is 2