questionmark.gifmulti-word fill quiz 7Fwf2 on "Simple chemical reactions"
(a doc brown worksheet for QCA KS3 science-chemistry)

Site Meter* Do online OR printout, do, return to check answers. * KS3 Science Index * EMAIL comment?query * Doc Brown's Chemistry updated June 11th 2009 *

   copper      corrosion      dissolves      hydrogen      lighted      magnesium      metal      new      oxygen      roofing      rust      splint   
bubbling2.gif1. If a reacts with acid the gas is usually formed.

2. The gas can be tested for by using a and the gas explodes with a pop!

3. The metal reacts fast with acids and completely in the acid. If all the metal 'disappears' it must have formed a substance.

4. Acid attack on metals is an example of , which can also be caused by the gas dissolved in water.

5. The metal does not readily react with acids and so can be used as a material because it will not away like iron.