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chemistry > Chemical Industries > Flashcards

Chemical Industries Flashcards

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1
Q

what are minerals? gangue? metallurgy?

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2
Q

ore? main steps of metallurgy?

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3
Q

magnetic seperation?

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4
Q

cyclone seperation?

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5
Q

flotation process? example?

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6
Q

roasting? example?

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7
Q

what is smelting? most common reducing agents? examples?

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8
Q

smelting of copper ore? describe the first process?

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9
Q
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10
Q

smelting of copper ore? describe the second process?

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11
Q

what cell is used in electrorefining? what is cathode and anode for copper refining?electrolyte? what first makes Cu to dissolve? state anode and cathode reaction?

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12
Q

distillation? sodium carbonate importance?

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13
Q

steps in metallurgy? flow chart?

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14
Q

what is solvay process? what are the raw materials used?

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15
Q

basic reactions of solvay process? just name it? describe first 3?

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16
Q

solvay process? last 3 steps?

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17
Q

advantages of solvay process?

A

5

18
Q

make flow chart for solvay process?

A
19
Q

fertilizers types? describe?

A

natural /synthetic

20
Q

why is ____ one of the widely used fertilizers?

A

urea
3

21
Q

raw material for the manufactuing of urea? name the steps to manufacturing?

A

NH3 NOT NH4
CO2
3

22
Q

describe the steps to manufacture urea?

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23
Q

name 3 fertilizers, formula, molecular mass & % of Nitrogen

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24
Q

petroleum roots? define? aka?

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25
Q

origin of petroleum and natural gas?

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26
Q

how is petroleum mined?

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27
Q
A

chemistry (8 decks)

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