Chemistry

What is a chemical bond?

The force that holds together atoms in a compound, including ionic, covalent, and metallic bonds.

What is a mole?

A unit of measurement in chemistry used to express amounts of a chemical substance, equal to 6.022 x 10²³ particles.

What is an acid?

A substance that donates hydrogen ions (H⁺) and increases the concentration of H⁺ ions in a solution.

What is pH?

A scale used to measure the acidity or basicity of a solution, ranging from 0 to 14.

What is a catalyst?

A substance that increases the rate of a chemical reaction without being consumed in the process.

What is an isotope?

Atoms of the same element that have the same number of protons but different numbers of neutrons.

What is a chemical reaction?

A process that leads to the transformation of one set of chemical substances to another.

What is a chemical bond?

The force that holds together atoms in a compound, including ionic, covalent, and metallic bonds.