Atomic theory of matter as described by John Dalton. :
Atomic theory of matter as described by John Dalton. Elements are made of atoms
Atoms of the same elements are the same, elements of different elements are different
Chemical Reactions for not change, create, or destroy atoms.
Compounds form when atoms combine.
Atomic Structure :
Atomic Structure This is a list of what we know about atoms.
Atoms are made up of electrons, protons and neutrons.
The nucleus contains positively charged protons and neutral neutrons
Most of the mass of an atoms comes from the nucleus
Electrons are negatively charged and orbit around the nucleus.
Elements, compounds and mixtures. :
Elements, compounds and mixtures. Elements: made of a single type of element.
Compounds: have two or more elements that are chemically bonded together.
Mixtures: When two or more substances are combined. The substances are not bonded chemically.