Matter

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Across
  1. 3. These compounds contain carbon which comes from living sources like plants or animals.
  2. 8. This is a heterogeneous mixture of two or more substances.
  3. 11. These elements posses the characteristics of both metal and nonmetals
  4. 13. This classification of elements are solids, ductile, are malleable, have luster, have high tensile strength, and are good conductors of heat and electricity.
  5. 14. This type of mixture consists of only one phase.
  6. 15. This type of compound consists of oxygen and one other element
  7. 16. A state of matter that results from a gaseous state having undergone some degree of ionisation.
  8. 19. This state of matter has neither a definite volume nor a definite shape.
  9. 20. Two or more elements or kinds of atoms combined chemically in definite proportion by mass, and can be separated by chemical means only.
Down
  1. 1. This is the simplest form of a substance that cannot be decomposed by simple chemical means; contains only one kind of atom.
  2. 2. This state of matter has a definite volume but no definite shape.
  3. 4. These are the compounds that do not contain carbon.
  4. 5. A substance composed of two or more elements or compounds which are not chemically combined.
  5. 6. These are inorganic compound that are ionic compounds which are formed by the reaction of an acid with a base.
  6. 7. A type of mixture where one substance is mixed throughout another, with particles larger than those in a solution but smaller than those in suspension.
  7. 9. These elements can be solid, liquid, or gas, but are nonductile, nonmalleable, and are poor conductors of heat and electricity.
  8. 10. This type of mixture consists of two or more phases.
  9. 12. These elements, which belong to group 18 of the periodic table, are recognized by their extremely low chemical reactivity.
  10. 17. The physical property that describes how much mass is contained within a given volume of a substance.
  11. 18. This state of matter has a definite shape and volume.