Metals & Non Metals

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Across
  1. 4. The most reactive element in group 7 (halogens). It displaces all other halogens.
  2. 5. The .............. point is where a solid turns into a liquid. Its a change of state.
  3. 8. They are often a gas at room temperature. They react with metals. Examples include oxygen and nitrogen
  4. 9. The metals in group 1 on the periodic table. They turn the water purple due as they make hydroxides (eg lithium Hydroxide)
  5. 10. A gas which is present in many reactions. It is used by humans to allow them to survive and released by plants as a waste product.
Down
  1. 1. The .............. point is where a liquid turns into a gas. Its a change of state.
  2. 2. Has the element symmbol: 'H'. It is a gas which is first on the periodic table
  3. 3. They are solid at room temperature. They are on the left side of the periodic table. Examples include magnesium, iron and copper
  4. 6. The .............. table shows all the elements in the world. The table includes groups and periods.
  5. 7. The non metals in group 7 on the periodic table. They react with metals to form halides (eg sodium chloride)
  6. 11. The ............. number are the columns of the periodic table. There are 8 of these. (1-7 including 8)