AQA GCSE Chemistry

7 cards

Chemistry flash cards


 
  
Created May 20, 2012
by
kenwilson

 

 
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  Side A   Side B
1
Where are the alkali metals found in the Periodic table and what group are they
 
Group 1 left hand side
2
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
3
What pH range are alkalis in the universal indicator range and what colours do they go from...
 
8-  14   Purplemost alkaline, blue least alkaline
4
What No/ colour indicates neutral in the universal indicator range
 
7
5
How do we indicate a reversible reaction
 
Double arrow, pointing in both directions
6
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 temerature
Burning...
7
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 temperature
Thermal...

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