Bohr and Lewis Model

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

How many electrons can fit in the first energy level?

Back

2 electrons.

Front

What is the maximum number of electrons in the second energy level?

Back

8 electrons.

Front

What is a Bohr Model?

Back

A simplified representation of an atom that shows electrons in defined orbits around the nucleus.

Front

What are noble gases?

Back

Noble gases are a group of inert gases in Group 18 of the periodic table, known for their lack of reactivity.

Front

What group contains the most reactive metals?

Back

Alkali metals, found in Group 1 of the periodic table.

Front

What is the atomic number?

Back

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

Front

What is an electron shell?

Back

An electron shell is a region around the nucleus of an atom where electrons are likely to be found.

Front

What is the difference between a period and a group in the periodic table?

Back

A period is a horizontal row, while a group is a vertical column.

Front

What are transition metals?

Back

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