Isotopes and Radioactivity

Front

What is an isotope?

Back

An isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons, resulting in a different atomic mass.

Front

What is the isotopic notation for Carbon-14?

Back

The isotopic notation for Carbon-14 is written as ¹⁴C, where 14 is the mass number.

Front

What particles are found in the nucleus of an atom?

Back

The nucleus of an atom is made up of protons and neutrons.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (it is neutral).

Front

What does the symbol 'Mg' represent in the periodic table?

Back

The symbol 'Mg' represents the element Magnesium.

Front

What type of radiation consists of positively charged particles?

Back

Alpha radiation consists of positively charged particles.

Front

What type of radiation can be stopped by a sheet of paper?

Back

Alpha radiation can be stopped by a sheet of paper.

Front

What is beta radiation?

Back

Beta radiation consists of electrons or positrons emitted from a decaying atomic nucleus.

Front

What is gamma radiation?

Back

Gamma radiation is a form of electromagnetic radiation emitted from a radioactive nucleus, and it has no mass or charge.