Across
- 2. What is defined by the number of electrons on the outer shell of an element?
- 3. Most reactive element in Group 1
- 5. What reaction is this an example of? Na2SO4 + SrCl2 ----> 2NaCl + SrSO4
- 6. A thermite reaction is an exothermic reaction between ferrous oxides and _______.
- 8. A chemical reaction that absorbs heat from its surroundings
- 9. Zinc chloride + Magnesium = _____ chloride + Zinc
- 10. The reaction between an acid and alkali
Down
- 1. What gas is produced in a reaction between a carbonate and an acid?
- 4. Group 1 is called?
- 5. The reactivity of each element in Group 7 (Halogens) as you go down _________.
- 7. Calcium hydroxide is also known as?