Reactivity of metals (Edexcel GCSE Chemistry Combined Science): Flashcards
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Practise the cards
15 cards from this deck
What determines metal reactivity?
What determines metal reactivity?
How easily it loses outer electrons to form positive ions
Product when metals react with acids
Product when metals react with acids
Hydrogen gas ()
Test to identify hydrogen gas
Test to identify hydrogen gas
Burning splint test (loud pop sound)
Mg reaction with acid - observation
Mg reaction with acid - observation
Vigorous, lots of fizzing, loud pop
Zn reaction with acid - observation
Zn reaction with acid - observation
Some bubbles, slower reaction, quiet pop
Fe reaction with acid - observation
Fe reaction with acid - observation
Few bubbles, very quiet squeaky pop
Cu reaction with dilute acids
Cu reaction with dilute acids
No reaction
Fair test requirement for metal pieces
Fair test requirement for metal pieces
Same size and shape
Tool to measure gas volume in reactions
Tool to measure gas volume in reactions
Gas syringe
Products: Metal + Water →
Products: Metal + Water →
Metal hydroxide + Hydrogen
Which metals react vigorously with cold water?
Which metals react vigorously with cold water?
Potassium, sodium, calcium
Mg reaction with cold water vs steam
Mg reaction with cold water vs steam
Very slow with water, faster with steam
Products: Metal + Steam →
Products: Metal + Steam →
Metal oxide + Hydrogen
Cu reaction with water or steam
Cu reaction with water or steam
No reaction
Energy change in metal-acid reactions
Energy change in metal-acid reactions
Exothermic (releases heat)