Calcination is: E. heating an ore, in the presence of helium or another substanc

Question

Calcination is:

E. heating an ore, in the presence of helium or another substance, in order to cause a chemical reaction that drives off newly formed volatile compounds.

Which one is it?

A. the process of heating an ore to drive off volatile compounds. B. forming metal parts using heat and small crystals of metal. C. heating an ore, in the presence of helium or another substance, in order to purify the ore and obtain the liquid metal. D. selectively dissolving a metal in solution to separate it from its ore.

E. heating an ore, in the presence of helium or another substance, in order to cause a chemical reaction that drives off newly formed volatile compounds.

Which one is it?

Explanation / Answer

Answer A.

Related Questions

Navigate

• Browse (All)
• Browse C
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.