Question

1. what is the difference between a Mineral and an ore?
2. Differentiate between roasting and calculations process in metallurgy ?
3. what is an alloy ? name the alloy which has iron nickel and chromium it constituent
what is the chief use of this alloy?
4. Explain any two ways to prevent rusting of Iron?​

Answer 1

Answer:

i dont know ...............

Answer 2

Answer:

Minerals are naturally occurring inorganic solids with a crystalline structure and a definite range of chemical formula. Ores are concentrations of minerals in rock that are high enough to be economically extracted for use. All ores are minerals, but all minerals are not necessarily ores