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25 Terms
Conducts heat, conducts electricity, ductile, malleable, shiny, tend to be solid at room temperature (except mercury)
Brittle, does not conduct heat or electricity, dull, can be solid, liquid, or gas
Can be hammered into a shape
Can be stretched into a wire
A substance made of only one type of atom
The smallest part of an element that can exist
A substance made up of two or more elements chemically joined together
Fizzing/bubbling, odour, colour change, heat change, precipitate formed
A reversible change; e.g. a change in state: evaporation or melting
A starting substance in a chemical reaction (left-hand side of the arrow)
A substance that is made in a chemical reaction (right-hand side of the arrow)
No, the properties of a compound and its elements are different
This is a compound containing sodium and chlorine. There is one atom of each element
What does C6H12O6 mean?
This compound contains 6 atoms of carbon, 12 atoms of hydrogen, and 6 atoms of oxygen
A change in which atoms are rearranged to create new substances (new products)
An arrow (→). Never an equals sign! E.g. reactants → products
The smallest part of an element that can exist
A positively charged subatomic particle
A neutral charged subatomic particle
A negatively charged subatomic particle
The centre of the atom where protons and neutrons are found
Specific patterns that can be identified in data and graphs
Mass of 1 and charge of +1
Mass of 1 and charge of 0
Mass of 1/2000 and charge of -1