Structure of Matter CFA

Front

What is the structure of an atom?

Back

An atom consists of a nucleus made of protons and neutrons, surrounded by electrons in energy levels.

Front

What distinguishes graphite from diamond at the atomic level?

Back

The arrangement of the atoms; graphite has layers of carbon atoms that can slide over each other, while diamond has a rigid three-dimensional structure.

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

How do atoms bond to form molecules?

Back

Atoms bond by sharing or transferring electrons, forming covalent or ionic bonds.

Front

What is the chemical formula for sodium chloride?

Back

NaCl, which indicates one sodium atom bonded to one chlorine atom.

Front

What is the significance of the arrangement of atoms in a substance?

Back

The arrangement of atoms determines the physical and chemical properties of the substance.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded.

Front

What is the role of electrons in chemical bonding?

Back

Electrons in the outermost shell of an atom are involved in forming bonds with other atoms.

Front

What is a crystal lattice structure?

Back

A crystal lattice structure is a highly ordered arrangement of atoms, ions, or molecules in a crystalline material.

Front

What is the relationship between atoms and molecules?

Back

Molecules are made up of two or more atoms bonded together.