Ch 10 Periodic Table Intro

Front

What does 'periodic' mean in the context of the periodic table?

Back

'Periodic' refers to the repeating pattern of elements in the periodic table, which occurs at regular intervals.

Front

What are protons?

Back

Protons are positively charged particles found in the nucleus of an atom.

Front

What is group 18 on the periodic table known as?

Back

Group 18 is known as the noble gases.

Front

Where are electrons located in an atom?

Back

Electrons are found in the outer 'cloud' surrounding the atom.

Front

What does the number at the bottom of each square on the periodic table represent?

Back

The number at the bottom represents the atomic mass of the element.

Front

What are the three main subatomic particles?

Back

The three main subatomic particles are protons, neutrons, and electrons.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What are alkali metals?

Back

Alkali metals are the elements in group 1 of the periodic table, known for being highly reactive.

Front

What are transition metals?

Back

Transition metals are the elements found in groups 3 to 12 of the periodic table, known for their ability to form various oxidation states.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number, electron configuration, and recurring chemical properties.