Question

which statement is true about ionic compounds?
they are made up
of a random ratio
of elements that
are bonded
together.
they are made up
of many large
molecules that
are bonded
together.
they are made up
of particles that
are arranged in a
repeating pattern.
they are made up
of atoms of only
one type of
element.

Explanation:

Los compuestos iónicos se forman por la unión de iones positivos y negativos. Estos iones se organizan en una estructura cristalina, que es un patrón repetitivo de partículas.

Answer:

They are made up of particles that are arranged in a repeating pattern.