Reactivity of metals Flashcards
(9 cards)
1
Q
What is oxidation?
A
The loss of oxygen atoms/electrons
2
Q
What is reduction?
A
The gain of oxygen atoms/electrons
3
Q
What is a displacement reaction?
A
A more reactive metal will replace the less reactive from an aqueous solution of one of its salts.
4
Q
Reactivity of metals most to least reactive.
A
Potassium
Sodium
Calcium
Magnesium
Aluminum
Carbon
Zinc
Iron
Tin
Lead
Hydrogen
Copper
Silver
Gold
Platinum
5
Q
3 ways to extract a pure metal from its ore
A
React with chemicals (displacement)
Extracting with Carbon (reduction)
Electrolysis
6
Q
What is the product of a metal + acid
A
salt+ hydrogen
7
Q
What is the product of a metal + water
A
Metal hydroxide + hydrogen
8
Q
What is a cation?
A
positive ions
9
Q
A
