Atomic Structure Chemistry_2024

Front

What happens if a proton is added or removed from an atom?

Back

It becomes a different element.

Front

What type of reaction is fission?

Back

Fission reaction is a nuclear reaction where the nucleus of an atom splits into smaller parts.

Front

What is the mass number of an atom?

Back

The mass number is the total number of protons and neutrons in the nucleus of an atom.

Front

What is true about the carbon atom with a mass number of 13?

Back

The mass number of this carbon atom is 13.

Front

What type of radiation is a fast-moving electron?

Back

Beta radiation.

Front

What is an isotope?

Back

Isotopes are variants of a particular chemical element that have the same number of protons but different numbers of neutrons.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is the difference between fission and fusion?

Back

Fission is the splitting of a nucleus, while fusion is the combining of two nuclei.

Front

What are the three main subatomic particles?

Back

Protons, neutrons, and electrons.

Front

What is the charge of a proton?

Back

A proton has a positive charge.