Metallic bonding/alloys
Name the metals in the alloy brass
Copper and zinc
Give a use for copper
Wires
Potassium is the most reactive metal on the reactivity series, what is observed when it is placed in water?
floats/fizzes/lilac flame
Give 3 ways to prevent rust
painting/grease/coating in plastic/galvanising
What is rapper Eminem's real name?
Marshall Mathers
What does ductile mean?
Can be pulled/drawn into wires
Give 3 properties of metals
Conducts heat/electricity
Shiny
High melting points
malleable
ductile
sonorous
What is the name for the type of reaction when a more reactive element 'kicks out' a less reactive element from a compound
Displacement
What is the formula for iron(III) oxide
Fe2O3
What is the most used spice in the world?
Black pepper
Which common non-metal element is added to iron to make steel?
Carbon
Why is aluminium used to make aircraft bodies (fusilage)
Low density
Name the metal below Gold in the reactivity series
Platinum
Loss
Which athlete has the most Olympic medals?
Michael Phelps
What is the name for the network of metal ions and sea of delocalised electrons in metallic bonding?
Lattice
Why is aluminium used for food containers?
resists corrosion/does not react
On a mini white board write a balanced equation for the reaction of magnesium with copper sulphate
Mg + CuSO4 --> MgSO4 + Cu
Describe reduction reactions in terms of loss/gain of electrons
Gain
How many hearts does an octopus have?
Three
What type of force is present in metallic bonds?
Electrostatic
Explain the apparent lack of reactivity for aluminium
forms a layer of oxide preventing further corrosion
On a mini white board write the ionic equation for the reaction of magnesium with copper sulphate
Mg + Cu2+ --> Mg2+ + Cu
On a mini white board giving the ionic half equation for the oxidation of iron when it rusts
Fe --> Fe3+ + 3e-
Which country was the first to use paper money?
China