1.2.3 Isotopes

Question 1

Hydrogen has 3 isotopes. What are they?

Answer 1

Protium
Deuterium
Tritium

Question 2

Tell me about protium.

Answer 2

Hydrogen atom with 1 proton and 0 neutrons.
99.98% of Hydrogen atoms are protium.
Used in hydrogen fuel cells and production of plastic.

Question 3

Tell me about Deuterium.

Answer 3

Hydrogen atom with 1 proton and 1 neutron.
0.02% of hydrogen atoms are deuterium.
Used in nuclear fusion.

Question 4

Tell me about Tritium.

Answer 4

Hydrogen atom with 1 proton and 2 neutrons.
Very rare.
Used in thermonuclear fusion weapons.

Question 5

What are isotopes?

Answer 5

Forms of an element with the same number of protons but different number of neutrons.

Question 6

What are nuclide?

Answer 6

Nuclides are a type of isotope.
They refer to a specific nuclei that contain a certain number of protons and neutrons.

Question 7

Why do isotopes have the same properties?

Answer 7

They have the same number of electrons in their outer shell.

Question 8

Nuclides of the same element have:

Answer 8

• same number of electrons
• same proton numbers
• different nucleon numbers

Question 9

Carbon ____ have different nucleon numbers but the same proton number. A nuclide is a specific ____ of an ____ . The most common isotopes of carbon are Carbon-12 and Carbon-13.

Answer 9

nuclides
isotope
element