Nuclear Chemistry Practice Test - Part 2

Front

What is beta decay?

Back

Beta decay is a type of radioactive decay in which an unstable nucleus transforms into a more stable one by emitting a beta particle (an electron or a positron).

Front

What is nuclear fusion?

Back

Nuclear fusion is a process in which two light atomic nuclei combine to form a heavier nucleus, releasing a significant amount of energy in the process.

Front

What materials can block beta particles?

Back

Beta particles can be blocked by materials such as lead, plastic, or glass.

Front

What is alpha decay?

Back

Alpha decay is a type of radioactive decay in which an unstable nucleus emits an alpha particle (two protons and two neutrons), resulting in a new element.

Front

What is artificial transmutation?

Back

Artificial transmutation is the process of changing one element into another through nuclear reactions, often involving bombarding the nucleus with particles.

Front

What is the difference between alpha and beta particles?

Back

Alpha particles consist of two protons and two neutrons (helium nucleus), while beta particles are high-energy, high-speed electrons or positrons.

Front

What is the significance of half-life in nuclear chemistry?

Back

Half-life is the time required for half of the radioactive nuclei in a sample to decay, which helps in understanding the stability and decay rate of isotopes.

Front

What is a nuclear reaction?

Back

A nuclear reaction is a process in which the structure of an atomic nucleus is altered, resulting in the release or absorption of energy.

Front

What are the common applications of nuclear chemistry?

Back

Common applications of nuclear chemistry include medical imaging, cancer treatment, radiocarbon dating, and nuclear power generation.

Front

What is the role of neutron in nuclear reactions?

Back

Neutrons play a crucial role in nuclear reactions by facilitating fission and fusion processes and stabilizing the nucleus.