Chemistry of metals

Question 1

Why do metals love to combine with other elements

Answer 1

beucase they have open electron positions in their rings. metals tend to lose electrons

Question 2

Compound

Answer 2

when two substances are combined chemically. have fixed ratios. very hard to separate.

Question 3

Molecule

Answer 3

when two elements combine. the rings share electrons

Question 4

Mixture

Answer 4

when two substances combine non-chemically. nonfixed ratios. substances keep their original properties. easy to break apart

Question 5

Solution

Answer 5

a mixture in which one substance ( a solute ) is dissolved into another substance ( a solvent)

Question 6

Solid solution

Answer 6

same as solution however both scubstnaces are solids.

Question 7

Alloy

Answer 7

a type of solid solution

Question 8

Oxidation

Answer 8

the addition of oxygen. oxides and rust

Question 9

reduction

Answer 9

the removal of oxgyegn. breaking down an ore into a metal.

Question 10

Three important gases for metallurgy

Answer 10

H, O, N

Question 11

Endothermic

Answer 11

when a material absorbs heat

Question 12

Exothermic

Answer 12

When a material releases heat.