Webb12 jan. 2024 · In chemistry, pure substances are only two things: elements or compounds. Elements are substances made up of only one kind of atom. Currently, the Periodic Table … WebbCannabis, also known as marijuana among other names, is a psychoactive drug from the cannabis plant. Native to Central or South Asia, the cannabis plant has been used as a drug for both recreational and entheogenic purposes and in various traditional medicines for centuries. Tetrahydrocannabinol (THC) is the main psychoactive component of …
What is the smallest unit of a substance that retains the ... - Quora
WebbAnswer (1 of 6): Elements are the simplest form of matter, which means they cannot be broken down into smaller components physically or chemically. WebbAn atom is the smallest unit of a pure substance or element that can exist and still retain the properties of the original substance or element. Is atom the smallest unit? The smallest unit of matter that retains all of an element’s chemical properties is an atom . smart input
What is a pure substance that contains atoms of more than one element
Webb20 juli 1998 · 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. Characteristics of molecules caffeine molecule If a substance has molecular weight M, then M grams of the substance is termed one … Other articles where polyatomic molecule is discussed: molecule: Characteristics of … biomolecule, also called biological molecule, any of numerous substances … diatomic molecule, any chemical compound that is made up of only two atoms. The … molecule, Smallest identifiable unit into which a pure substance can be divided … configuration, in chemistry, the spatial arrangement of atoms in a molecule. The … isomerism, the existence of molecules that have the same numbers of the same … Take these quizzes at Encyclopedia Britannica to test your knowledge on a … WebbAn atom is the smallest unit of matter that retains all of the chemical properties of an element. For example, a gold coin is simply a very large number of gold atoms molded … WebbElements and Compounds. All matter in the natural world is composed of one or more of the 92 fundamental substances called elements. An element is a pure substance that is distinguished from all other matter by the fact that it cannot be created or broken down by ordinary chemical means. While your body can assemble many of the chemical … smart innenraum thermometer