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ores and mettalurgy > silver > Flashcards

silver Flashcards

1
Q

argentite

silver glance

A

Ag2S

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2
Q

horn silver

A

AgCl

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3
Q

process for extraction of silver

A

parke’s process, pattinson’s process and cyanide process

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4
Q

Ag2s+ 4 NaCN
4Na2S + 5O2 + H2O
2Na[Ag(CN)2] + Zn

cyanide process

A

2 Ag(CN)2+ Na2s + 2Na
2Na2SO4 + 4NaOH + 2S
Na2[Zn(CN)4] + 2Ag

also know as Mc arthur process

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5
Q

electroyte in electrolysis
Cathode
ANODE

A

10per HNO3 + AgNO3
pure ag strip
impure ag strip

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6
Q

parke’s process removes

A

pb

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ores and mettalurgy (7 decks)

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