Organic
Group 2
Group 7
Required Practicals
Equilibria
100

The homologous series with the general formula CnH2n+2

What are alkanes?

100

The trend in reactivity of group 2 elements

What increases down the group?
100

The halogen with the strongest oxidising power

What is fluorine?

100

Used to measure an accurate volume of a solution

What is a volumetric pipette?

100

The principle that states that the position of equilibrium will shift to oppose any change placed upon it

What is Le Chatelier's principle?

200

The type of alcohol that cannot be oxidised

What is tertiary?

200

Used in medicine to see X-rays

What is barium sulfate?

200

The halide ion with the strongest reducing power

What is iodide?

200

When measuring enthalpy change of a solution, this reaction vessel is used

What is a polystyrene cup?

200

The Kc expression for the following reversible reaction:

2SO2 + O2 --> 2SO3

What is [SO3]2/[SO2]2[O2]?

300

The reagent used to test for an alkene

What is bromine water?

300

The products formed when magnesium reacts with steam

What is magnesium oxide and hydrogen?

300

The products when chlorine reacts with cold water

What are HCl and HClO (hydrochloric acid and hydrochlorous acid)

300

The mass used when determining q for an enthalpy of combustion reaction

Mass of the water

300

The factors that will increase the yield of ammonia in the following exothermic reaction (4)

N2 + 3H2 --> 2NH3

What is decreasing the temperature, increasing the pressure, increasing the concentration of N2 and increasing the concentration of H2?

400

The observation when Fehling's is added to an aldehyde

What is a blue solution to a red precipitate?

400

The equation for the second ionisation energy of barium

What is Ba+(g) --> Ba2+(g) + e-

400

The three possible sulfur-containing products when sodium iodide reacts with concentrated sulfuric acid

Sulfur, sulfur dioxide, and hydrogen sulfide (S, SO2, H2S)

400

Use of the thermometer in distillation 

What makes sure that the boiling point doesn't exceed that of the substance you are trying to collect?

400

The equilibrium moles of NO if 1.5 moles of N2 reacts with 2.0 moles of O2 and there's 0.65 moles of N2 remaining at equilibrium

What is 1.7 moles?

500

Formed after the first step of an electrophilic addition mechanism

What is a carbocation intermediate?

500

The role of magnesium in the extraction of titanium

What is a reducing agent?

500

The ionic equation for the reaction between aqueous bromine and potassium iodide

What is Br2 + 2I- --> 2Br- + I2 ?

500

Test for ammonium ions

What is warming the sample with sodium hydroxide and the testing the gas produced with damp red litmus paper that turns blue?

500

The change in the value of Kc for an endothermic reaction where temperature is increased and a catalyst is added

What is Kc increases?

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