ATAR Chemistry Revision | Baamboozle - Baamboozle

State 2 reasons why galvanic cells need a salt bridge.

maintains charge neutrality | completes the circuit | allows transfer of ions between two half-cells | prevents polarisation.

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Give 2 ways to prevent corrosion of metals

galvanization (using sacrificial anode); painting/greasing

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Draw the stucture of glycerol

(glycerol structure)

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seesaw

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shark

Other team loses 10 points!

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gift

Win 20 points!

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baam

Lose 20 points!

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Draw the structure of a biodiesel

(biodiesel structure)

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Name this molecule

2,3-dimethylbut-2-ene

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State the optimum conditions and the catalyst used in the Haber Process

T=450C; P=200atm; Fe catalyst

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Name this molecule

heptan-2-amine

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Give 3 differences of soap and detergent

soaps are carboxylate salts, det are sulfonate salts; soaps are from fats/oils, det are petro products; soaps form scum in hard water, det dont

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State the Le Chatelier's Principle

"If a dynamic equilibrium is disturbed by changing the conditions, the position of equilibrium moves to counteract the change"

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List 2 observations for the reaction between: Chromium(III) nitrate solution and magnesium ribbon

silver/grey solid dissolves | blackish/grey/silver solid forms | solution becomes less green/colourless

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Name this molecule

Pentanamide

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seesaw

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fairy

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fairy

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lifesaver

Give 25 points!

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Name this molecule

2-methylhexan-3-one

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List 2 observations for the reaction between: Iron filings and dilute hydrochloric acid

colourless, (odourless) bubbles /effervescence/gas | silver/grey solid dissolves | (pale) green solution formed

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trap

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fairy

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shark

Other team loses 10 points!

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baam

Lose 25 points!

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