Unit 2 Chem Vocab

Physical property

• property that does not change the chemical nature of matter
• Mixture with a non-uniform composition
• Mixture with a uniform composition

Aqueous solution

• Substance being dissolved
• Homogeneous mixture made by dissolving a solute in a solvent
• Solution where water is the solvent
• Substance doing the dissolving

Heterogeneous mixture

• mixture with a uniform composition
• mixture with a non uniform composition

Homogeneous mixture

• mixture with a non uniform composition
• mixture with a uniform composition

Solution

• Substance doing the dissolving
• homogeneous mixture made by dissolving a solute in a solvent
• Substance being dissolved

Solute

• homogeneous mixture made by dissolving a solute in a solvent
• Substance doing the dissolving
• Substance being dissolved

Solvent

• Substance being dissolved
• substance doing the dissolving
• smallest part of an element that maintains the properties of the element

atom

• smallest part of an element that maintains the properties of the element
• primary constituent of matter, contain only one type of atom Ex: Na
• substance formed from 2 or more different elements bonded together

element

• substances made up of only one type of atom or molecule, elements and compounds
• two or more atoms bonded together
• primary constituent of matter, contain only one type of atom Ex: Na

Compound

• two or more atoms bonded together
• substance formed from 2 or more different elements bonded together
• expressing elements and compounds using symbols