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Improving processes and products

What condition makes extracting a metal from a rock economically worthwhile?

A

It contains a high enough concentration of a metal compound.

B

It contains a low enough concentration of a metal compound.

C

It contains a high enough concentration of a non-metal compound.

D

It contains a high enough concentration of waste rock.

Improving processes and products Flashcards

  1. GCSE
  2. /Chemistry
  3. /Improving processes and products

Flashcards for OCR GCSE Chemistry Improving processes and products, covering the key terms, definitions and equations you need to recall for Paper 1 and Paper 2 (Foundation Tier) or Paper 3 and Paper 4 (Higher Tier). 25 cards, matched to the OCR GCSE Chemistry (J248) specification. Recall questions account for roughly 40% of marks at GCSE Chemistry, so these target the marks you can secure before the paper starts.