The Foundations of Chemistry

Al 2 O 3 (s)2NaOH(aq)3H 2 O(
)888n2Na[Al(OH) 4 ](aq) 2Na[Al(OH) 4 ](aq)CO 2 (aq)888n2Al(OH) 3 (s)Na 2 CO 3 (aq)H 2 O(
) hea ...

Slag Heated air ~ 900°C Molten iron Reducing zone Gases riseSolids descend Hot gases used to preheat air Flue gas (CO, CO 2 ) Ch ...

heat 2C(s)O 2 (g)888n2CO(g)heat Most of the oxide is reduced to molten iron by carbon monoxide, although some is reduced direc ...

22-8 Copper 913 Oxygen gun Escaping gases Steel shell CaO wall lining Water-cooled hood Oxygen Iron ore, scrap steel, and molten ...

The two main classes of copper ores are the mixed sulfides of copper and iron — such as chalcopyrite, CuFeS 2 — and the basic ca ...

bars also go into solution after oxidation. They do not plate out onto the cathode bars of pure Cu because of the far greater co ...

916 CHAPTER 22: Metals I: Metallurgy Key Terms Alloying Mixing of a metal with other substances (usually other metals) to modify ...

Exercises 917 11.What kinds of ores are roasted? What kinds of compounds are converted to oxides by roasting? What kinds are con ...

918 CHAPTER 22: Metals I: Metallurgy *35.During the operation of a blast furnace, coke reacts with the oxygen in air to produce ...

...

23 Metals II: Properties and Reactions ...

OUTLINE The Alkali Metals (Group IA) 23-1 Group IA Metals: Properties and Occurrence 23-2 Reactions of the Group IA Metals 23-3 ...

II n this chapter we will discuss some representative metalsand some d-transition metals.The representative elements are those i ...

We might expect the standard reduction potentials of the metal ions to become less favorable (more negative) as the ionization e ...

the metals are dropped into water. The large amounts of heat evolved provide the acti- vation energy to ignite the hydrogen. The ...

USES OF GROUP IA METALS AND THEIR COMPOUNDS Lithium, Li Metallic lithium has the highest heat capacity of any element. It is use ...

23-3 Uses of Group IA Metals and Their Compounds 925 CC The Development of Science HEMISTRY IN USE Trace Elements and Life More ...

926 CHAPTER 23: Metals II: Properties and Reactions Iodine deficiency remains a major cause of mental retar- dation and infant m ...

23-3 Uses of Group IA Metals and Their Compounds 927 were discovered in adolescents consuming insufficient dietary zinc. More th ...

or bicarbonate of soda (used for baking and other household uses); NaCl (used as table salt and as the source of all other compo ...