AQA GCSE Chemistry

Chemistry Flash Cards
 
Created May 20, 2012
by kenwilson
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Side ASide B
Where are the alkali metals found in the Periodic table and what group are they
Group 1 left hand side
What pH range are acids in the universal indicator range, and what colours do they go from...
0-6  Red most acidic to orange an yellow least acidic
What pH range are alkalis in the universal indicator range and what colours do they go from...
8-  14   Purplemost alkaline, blue least alkaline
What No/ colour indicates neutral in the universal indicator range
7
How do we indicate a reversible reaction
Double arrow, pointing in both directions
Describe an exothermic reaction, and give an example
gives out energy to the surroundings in the form of heat, and shown by a rise in temeratureBurning...
Describe an endothermic reaction and give an example
takes in energy from the surroundings usually in the form of heat, shown by a fall in temperatureThermal...


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