Review 2: Properties of Matter & Atomic Structure

Front

What is conductivity?

Back

Conductivity is the ability of a material to conduct electricity. Copper is a good conductor, making it ideal for electrical wiring.

Front

How many protons does Magnesium (Mg) have?

Back

Magnesium (Mg) has 12 protons.

Front

What is the atomic mass of Nitrogen (N)?

Back

The atomic mass of Nitrogen (N) is 14.007.

Front

What does the nucleus of an atom consist of?

Back

The nucleus of an atom consists of protons and neutrons.

Front

What is the atomic number of Beryllium (Be)?

Back

The atomic number of Beryllium (Be) is 4.

Front

Define atomic structure.

Back

Atomic structure refers to the arrangement of protons, neutrons, and electrons in an atom.

Front

What are protons?

Back

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

Front

What are neutrons?

Back

Neutrons are neutral particles found in the nucleus of an atom, contributing to its mass.

Front

What are electrons?

Back

Electrons are negatively charged particles that orbit the nucleus of an atom.

Front

What is the difference between atomic mass and atomic number?

Back

Atomic mass is the weighted average mass of an atom's isotopes, while atomic number is the number of protons in the nucleus.