GCSE EDEXCEL CHEMISTRY EXAM
2024/2025 | ACCURATE AND VERIFIED
EXAM QUESTIONS AND ANSWERS
FOR GUARANTEED PASS | LATEST
UPDATE
, Acid - ✔✔ANSW✔✔..a substance with a PH of less
than 7
a substance that forms H+ ions in water
Chemical Cell - ✔✔ANSW✔✔..a cell that converts
chemical energy into electrical energy
it produces voltage until one of the reactants has
been used up
Chemical Change - ✔✔ANSW✔✔..a change that
occurs during a chemical reaction where bonds
between atoms break and new substances are
formed
Chromotography - ✔✔ANSW✔✔..the pattern of
spots formed as a result of seperating a mixture
using chromotography
Climate Change - ✔✔ANSW✔✔..a change in the
earth's climate
Collision Theory - ✔✔ANSW✔✔..particles must
collide with sufficent energy in order for a reaction to
occur
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