Sunday, July 9, 2017

2.1: Understand How the Similarities in the Reactions of these Elements with Water Provide Evidence for their Recognition as a Family of Elements



ALKALI  METALS: Group 1 Metals that commonly include Lithium, Sodium and  Potassium





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SIMILAR REACTIONS WITH WATER:
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  • Group 1 Metals will react similarly with Water as they are a family of Elements called Alkali Metals
  • They will react vigorously with Water to produce an Alkaline Metal Hydroxide and Hydrogen Gas
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ELEMENT
REACTION
LITHIUM
  • Bubbles of gas

SODIUM
  • Bubbles of gas
  • Melts into a shiny ball that dashes around the surface

POTASSIUM
  • Bubbles of gas
  • Melts into a shiny ball that dashes around the surface
  • Burns with a lilac-coloured flame

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