Chemical Bonds

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Across
  1. 4. A chemical reaction which releases energy into the environment which results in an increase in temperature.
  2. 6. A chemical change where a substance changes its shape,size,color,form,and identity.
  3. 8. Bonds that transfer electrons from one atom to another to complete a full outer shell.
  4. 9. Groups of atoms held together with chemical bonds in a substance.
  5. 10. Bonds that share electrons from one atom to another to complete a full outer shell.
Down
  1. 1. A chemical reaction which draws energy from the environment which results in a decrease in temperature.
  2. 2. Bonds that connect atoms in a substance to determine its identity.
  3. 3. A formula formed by chemical symbols, coefficients, and subscripts to show its identity.
  4. 5. Electrons on the outermost shell.
  5. 7. The smallest kind of matter containing Protons,Neutrons, Electrons.