Everything Science Grade 10

2.8 CHAPTER 2. CLASSIFICATION OF MATTER

6. Given the following descriptions, write the chemical formula for each of

the following substances:

a. silver metal

b. a compound that contains only potassium and bromine

c. a gas that contains the elements carbon and oxygen in a ratio of 1:2

7. Give the names of each of the following compounds:

a. NaBr

b. Ba(NO 2 ) 2

c. SO 2

d. H 2 SO 4

8. Give the formula for each of the following compounds:

a. iron (II) sulphate

b. boron trifluoride

c. potassium permanganate

d. zinc chloride

9. For each of the following materials, say what properties of the material

make it important in carrying out its particular function.

a.taron roads

b.ironburglar bars

c.plasticfurniture

d.metaljewellery

e.clayfor building

f.cottonclothing

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(1.) 0006 (2.) 0007 (3.) 0008 (4.) 0009 (5.) 000a (6.) 000b (7.) 000c (8.) 000d

(9.) 000e

54 Chemistry: Matter and Materials