Exercise 7
Hints
- a) Watch out – remember iter- vs. intra-molecular bonding; b) Hydrogen bonding?;
- a) What is a diatomic molecule?; b) What is a non-polar molecule?;
- a) Google this!; b) Google this!; c) Google this!;
- a) How many moles in 8 g of H2? What volume is this if one mole is 24 l?; bi) There’s 6.02 x 1023 formula units in one mole; bii) For CaCO3, there’s two ions in each formula unit;
- a) Hydrogen bonding?; b) Van der Waals?;
- Second 3) What is an exothermic reaction?
- Second 4) Leave this one!
Revise: Standard Grade Topic 7 – Acids and Alkalis
Standard Grade Topic 7 – Acids and Alkalis
Home Practice: “Rates of Reactions”
Home Practice: “Reaction Rates”
Due Tuesday 17th September
