Find the FALSE Combination of a Metallurgical Process and Its

question 95

Multiple Choice

Find the FALSE combination of a metallurgical process and its example:

• A) leaching: 4 Au(s) + 8 CN-(aq) + O₂(g) + 2 H₂O(l) → 4 [Au(C
• N)₂]^-(aq) + 4 OH^-(aq)
• B) reduction: ZnCO₃(s) → ZnO(s) + CO₂(g)
• C) roasting: 2 Cu₂S(s) + 3 O₂(g) → 2 Cu₂O(s) + 2 SO₂(g)
• D) precipitation: Zn₂+(aq) + S₂-(aq) → ZnS(s)
• E) conversion: 2 Co(O
• H)₃(s) Co₂O₃(s) + 3 H₂O(g)

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Accepted Goods

Products or items that have been received and acknowledged as meeting the quality and quantity specifications of the purchase contract.

Reject

To decline to agree to, comply with, acknowledge, or employ something.

Installment Delivery

A method of delivering goods where the total quantity is provided in several segments over a period, usually according to a schedule.

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