Chemical Reactions

Combining substances to form new substances is called

• Chemical reaction

• Physical reaction

• Exothermic reaction

• Endothermic reaction

Reaction where heat is released.

• Chemical reaction

• Physical reaction

• Exothermic reaction

• Endothermic reaction

Put these in order from smallest to largest

• Electron

  Compound

  Atom

• Electron

  Atom

  Compound

• Atom

  Compound

  Electron

• Compound

  Atom

  Electron

What are the three types of elements?

• Metals - Noble gases - Alkali metals

• Solid - Liquid  - Gas

• Metals  - Non-metals - Metalloids

• Water - Hydrogen - Oxygen

A bond where electron(s) are shared:

• Ionic bond

• Covalent bond

• Synthetic bond

• James bond

A bond where electron(s) are stolen:

• Ionic bond

• Covalent bond

• Synthetic bond

• James bond

What is the conservation of matter?

• A place to preserve wildlife

• A non-liberal person

• Matter cannot be created or destroyed

• An object at rest stays at rest unless acted upon by an unbalanced force

• 2

• 4

• 6

• 1