Which sample of matter is a mixture?

A substance containing only one type of atom or one type of molecule is a pure substance. Most of the matter around us, however, consists of mixtures of pure substances. Air, wood, rocks and dirt are examples of such mixtures.

Is bismuth an element compound or mixture?

Bismuth is a chemical element with the symbol Bi and atomic number 83.

Is krypton a compound?

krypton (Kr), chemical element, a rare gas of Group 18 (noble gases) of the periodic table, which forms relatively few chemical compounds. About three times heavier than air, krypton is colourless, odourless, tasteless, and monatomic.

Is water a element compound or mixture?

Water is a compound because it is made up of water molecules. There is no such thing as water atoms. Water molecules are made of hydrogen and oxygen atoms, in the definite proportion of two hydrogens for one oxygen.

Which material is a mixture?

In chemistry, a mixture is a material made up of two or more different chemical substance/substances which are not chemically combined. A mixture is the physical combination of two or more substances in which the identities are retained and are mixed in the form of solutions, suspensions and colloids.

Which of the following is a mixture?

Detailed Solution

Homogeneous mixture	Heterogeneous mixture
composition and properties are uniform throughout the mixture	composition and properties are non-uniform throughout the mixture
Example: Air, crude oil, ink, blood	Example: a mixture of sugar and sand, a mixture of wheat and rice

What is energy element or compound?

619 answers. Energy is none of these. Elements, compounds and mixtures are all forms of matter. Energy isn’t matter, as it doesn’t have mass or occupy space. Energy is defined as the ability to do work or change something.

Is bismuth a compound?

Bismuth is considered to be the heaviest naturally occurring stable element and bismuth compounds are widely used in cosmetics, medicines, and in medical procedures.

Is Iron an element compound or mixture?

Elements. An element is a pure substance that cannot be broken down into different types of substances. Examples of elements include carbon, oxygen, hydrogen, and iron.

Is Bronze an element compound or mixture?

Brass and bronze are made up of varying amounts of metals, depending on how it is made. The elements are not bonded in constant ratios, much like the raisins and flakes in Raisin Bran. Therefore, brass and bronze are simply mixtures of elements.

Is H2 a mixture?

Hydrogen (H) is an element with an atomic number 1. Hydrogen only consists of its own type of atom, without any addition of other elements. It’s a standalone simple element that cannot be split into other elements. Thus, hydrogen is neither a compound nor a mixture.