Elements, compounds and mixtures Flashcards
1
Q
What is an atom?
A
The smallest indivisible particle that displays the characteristics of a certain element.
2
Q
What is an element?
A
A substance containing just one time of atom
3
Q
What is a compound
A
Two or more different atoms or elements chemically bonded together.
4
Q
What is a mixture?
A
Two or more elements are found together but not chemically bound. They retain the properties of their elements.
5
Q
Name differences in the properties of metals and non-metals.
A
- Metals conduct heat and electricity, and non-metals don’t
-Metals are malleable and ductile, and non-metals don’t - Metals are malleable, sonorous and ductile, and non-metals don’t
-Metals have shiny surfaces, and non-metals don’t - ## Metals have a range from high to low boiling and melting points, and non-metals don’t
6
Q
What are solute, solvent and solution?
A
A solvent is something that dissolves another substance (liquid or gas)
A solute is a substance dissolved in a solvent.
A solution is the mixture of a solvent and solute
