Chemistry

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Across
  1. 4. HEAT THE BIG ALKANE UNTIL IT BREAKS IN TO TWO
  2. 5. BONDING NON-METAL+NON-METAL
  3. 8. BONDING METAL+NON-METAL
  4. 9. IS THE BOTTOM NUMBER OF PERDODIC TABLE TABLE PROTON=ELECTRON
  5. 10. REACTS WITH OXYGEN TO FORM CARBON DIOXIDE AND WATER
Down
  1. 1. METALS ALKALI METALS HAVE LOW MELTING POINTS AND BOILING POINTS
  2. 2. CALCUIM TO SLAKED LIME TO LIMEWATER TO?
  3. 3. LESS REACTIVE
  4. 6. MORE REACTIVE THAN ALUMINIUM LESS REACTIVE THAN POTASSIUM
  5. 7. IS THE TOP NUMBER OF PERIODIC TABLE PROTON+NEUTRON