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chemistry > Chemical Industries > Flashcards

Chemical Industries Flashcards

1
Q

what are minerals? gangue? metallurgy?

A
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2
Q

ore? main steps of metallurgy?

A
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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?

A
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9
Q

smelting of copper ore? describe the second process?

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10
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? impurities?

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11
Q

distillation? sodium carbonate importance?

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12
Q

steps in metallurgy? flow chart?

A

pg 148

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13
Q

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

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14
Q

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

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15
Q

solvay process? last 3 steps?

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16
Q

advantages of solvay process?

A

5

17
Q

make flow chart for solvay process?

A
18
Q

fertilizers types? describe?
crude oil?

A

natural /synthetic
petroleum
pg 152

19
Q

why is ____ one of the widely used fertilizers?

A

urea
3

20
Q

raw material for the manufactuing of urea? name the steps to manufacturing? chemical formula of urea.
gasoline?

A

NH3 NOT NH4
CO2
3
CH4N2O
petrol

21
Q

describe the steps to manufacture urea?

A
22
Q

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

A
23
Q

petroleum roots? define? aka?

A
24
Q

origin of petroleum and natural gas?

A
25
Q

how is petroleum obatined?

A

mined?

26
Q

what is refining? fractions? what is fractional distillation of petroleum?

A
27
Q

list names of fraction obtained by? & list their one use. how many?

A

fractional distillation of petroleum
LGNKDLFB

“Lovely Girls Never Knit Dresses Late For Breakfast.”

28
Q

describe how different types of fire require diff. chemistry to be put out?

A

wood oil and electric

29
Q

describe the use of synthetic and organic/natural fertilizers.
explain how tech. impacts production of common chemicals

A
30
Q

draw flow chart for urea manufacturing.
how is Ca(OH)2 produced in Solvay. pg 160 question 14 solve it

A

chemistry (8 decks)

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