What is a substance made of two or more elements that have been chemically combined?

What is a substance made of two or more elements that have been chemically combined?

Compound : A substance made of two or more elements that are chemically combined in fixed amounts. Periodic Table of Elements : A table in which all the known elements are arranged by properties and are represented by one or two letters, referred to as chemical symbols.

What is a substance made of two or more atoms?

molecule, a group of two or more atoms that form the smallest identifiable unit into which a pure substance can be divided and still retain the composition and chemical properties of that substance.

What is true substance or mixture?

a pure substance consists only of one element or one compound. a mixture consists of two or more different substances, not chemically joined together.

Which of the following are substances composed of two or more components?

compound
A compound is a substance composed of two or more different types of chemically combined in a fixed proportion.

What is made of one or more elements?

Compound. A pure substance made from more than one type of element chemically bonded together. Elements bond in fixed ratios and so can be represented by a chemical formula.

Which substance is composed of more than one element?

compound : A substance made from two or more elements. Consists of a fixed ratio of chemically bonded atoms.

What substance is made by mixing two elements without being chemically?

mixture
In chemistry when two or more substances mix with each other without participating in chemical changes, the resultant substance is a mixture.

Which of the following are substances composed of two or more components quizlet?

B. Mixtures are substances composed of two or more components physically blended. C. Protons, neutrons, and electrons comprise atoms, which chemically bond with other atoms to form molecules.

What is composed of two or more substances chemically combined in a fixed proportion?

A compound is a substance that contains two or more elements chemically combined in a fixed proportion. The elements carbon and hydrogen combine to form many different compounds.

What are the substance of elements?

A chemical element is a pure substance that consists of one type of atom. Each atom has an atomic number, which represents the number of protons that are in the nucleus of a single atom of that element. The periodic table of elements is ordered by ascending atomic number.

What contains two or more chemicals together which are not chemically combined?

A mixture contains two or more substances not chemically combined together. Mixtures can be separated by processes such as filtration, distillation, crystallisation and chromatography.

Is water made up of more than one element?

A water molecule is made up of two hydrogen atoms and one oxygen atom.