Search results
- Dictionarymolecule/ˈmɒlɪkjuːl/
noun
- 1. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
Powered by Oxford Dictionaries
Jun 17, 2024 · 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. Learn more about the properties and structures of molecules in this article.
Jul 5, 2024 · A molecule is a group of two or more atoms bonded together, forming the smallest unit of a chemical compound that retains its chemical properties. Atoms in a molecule are held together by chemical bonds, such as covalent bonds, where they share electrons.
Jun 18, 2024 · biomolecule, any of numerous substances that are produced by cells and living organisms. Biomolecules have a wide range of sizes and structures and perform a vast array of functions. The four major types of biomolecules are carbohydrates, lipids, nucleic acids, and proteins.
Jun 28, 2024 · Define molecule. A molecule is a group of two or more atoms bonded together, representing the smallest unit of a chemical compound that can exist independently. What is an Atom?
Jul 1, 2024 · Molecular compounds are chemicals where atoms of two or more non-metal elements bond together by sharing electrons, creating what we call covalent bonds. This process allows each atom to achieve a full outer shell of electrons, making the molecule more stable.
Jul 7, 2024 · Water is a polar molecule and is attracted to other polar molecules. Thus, droplets, or beads, of water form on a nonpolar surface because water molecules adhere together instead of adhering to the surface.
Jul 3, 2024 · A molecule is the smallest amount of something you can get without breaking it down into something different. For example, if you took one water molecule and broke it down, you wouldn’t have water anymore. You’d have hydrogen and oxygen. What makes up an atom? Atoms have protons and neutrons in the center. Electrons move around the outside.
Jul 11, 2024 · … Deoxyribonucleic acid (abbreviated DNA) is the molecule that carries genetic information for the development and functioning of an organism. DNA is made of two linked strands that wind around each other to resemble a twisted ladder — a shape known as a double helix.
Jul 10, 2024 · Like all units, a mole has to be defined or based on something reproducible. The present definition of the mole is defined, but it used to be based on the number of atoms in a sample of the isotope carbon-12. Today, a mole is Avogadro's number of particles, which is exactly 6.02214076×10 23.
Jul 1, 2024 · Defining Molecule. A molecule can be thought of as the smallest unit of a substance that retains its chemical properties. It is made up of atoms that have been chemically bonded by two or more. Atoms from the same element or from other elements can combine to form molecules.
