Semester 1

Front

What is an electron?

Back

An electron is a subatomic particle with a negative charge that orbits the nucleus of an atom.

Front

Which group of elements does Sodium belong to?

Back

Sodium is an Alkali Metal, which is found in Group 1 of the periodic table.

Front

What is the chemical formula for lithium hydroxide?

Back

The chemical formula for lithium hydroxide is LiOH.

Front

What is the formula for copper(I) sulfate?

Back

The formula for copper(I) sulfate is Cu2SO4.

Front

Where are electrons located in an atom?

Back

Electrons are found outside the nucleus of an atom.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (it is neutral).

Front

What is the atomic number of Sodium?

Back

The atomic number of Sodium (Na) is 11.

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.

Front

What is an alkali metal?

Back

Alkali metals are highly reactive elements found in Group 1 of the periodic table, including Lithium, Sodium, and Potassium.