a mixture in which one substance is dissolved in another
a mixture containing small, undissolved particles that do not settle out
a mixture from which some of the particles settle out slowly upon standing
Two or more substances that are mixed together but not chemically combined
substance formed by the chemical combination of two or more elements in definite proportions
a pure substance made of only one kind of atom
The smallest unit of an element that maintains the properties of that element.
a particle made of two or more atoms bonded together
two or more different types of atoms that are bonded together
a chemical compound made from one atom of the element carbon and two atoms of the element oxygen.
colourless, odourless, tasteless gas that does not support combustion
goes cloudy in the presence of carbon dioxide
colourless, odourless, tasteless gas that supports combustion
test for oxygen
a glowing splint reignites
colourless, odourless, tasteless gas that is explosive
test for hydrogen
a splint burns with a "pop"
occurs when a substance reacts and forms one or more new substances
a change of matter from one form to another without a change in chemical properties
chemical formula for compound molecule of sodium chloride