Across
- 4. Name is given to the vertical in the periodic table
- 6. name is given for CO32-
- 8. red colour in flame tes
- 9. name is given to the horizontal in the periodic table
- 10. only react with hot water
Down
- 1. the fastest element react with water
- 2. it is synonim with calcium hydroxide
- 3. insoluble sulfate
- 5. product between group 2 oxides react with acid
- 7. group 2 burn with oxygen