Asked by chrissstty friend on May 18, 2024
Verified
What is the symbol for an alpha particle?
A) 42He{ }_{4}^{2} \mathrm{He}42He
B) 24H{ }_{2}^{4} \mathrm{H}24H
C) 24He{ }_{2}^{4} \mathrm{He}24He
D) 42H{ }_{4}^{2} \mathrm{H}42H
Alpha Particle
A type of ionizing radiation consisting of two protons and two neutrons, emitted from the nucleus of an atom during radioactive decay.
Atomic Nucleus
The central core of an atom, containing protons and neutrons and holding most of the atom's mass.
- Identify the symbols and characteristics of alpha, beta, and gamma radiation.
Verified Answer
CS
Chelesea SawickiMay 19, 2024
Final Answer :
C
Explanation :
An alpha particle is represented by the symbol 24He{ }_{2}^{4} \mathrm{He}24He , indicating it has 2 protons and a mass number of 4, which corresponds to 2 protons and 2 neutrons.
Learning Objectives
- Identify the symbols and characteristics of alpha, beta, and gamma radiation.