Atomic structure

Front

What is the atomic structure of an atom composed of?

Back

An atom is composed of protons, neutrons, and electrons.

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 (neutral).

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

Where are protons and neutrons located in an atom?

Back

Protons and neutrons are located in the nucleus of an atom.

Front

What is the significance of the atomic number?

Back

The atomic number represents the number of protons in an atom and determines the element's identity.

Front

How is the atomic mass of an element calculated?

Back

The atomic mass is calculated by adding the number of protons and neutrons in the nucleus.

Front

What is the relationship between atomic number and the number of electrons in a neutral atom?

Back

In a neutral atom, the number of electrons is equal to the atomic number.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of elements organized by increasing atomic number.

Front

What does it mean for elements to be in the same group on the periodic table?

Back

Elements in the same group have similar chemical properties and the same number of valence electrons.