Free Printable 普通化學 CH5

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普通化學 CH5

Total questions: 6

Worksheet time: 3mins

Name

Class

Date

1.

Ca(NO₂)₂為

a)

原子元素

b)

分子元素

c)

分子化合物或

d)

離子化合物

2.

FeCl₃

a)

iron(III) chloride

b)

iron(II) chloride

c)

iron(II) hydroxide

d)

potassium nitrate

3.

carbon dioxide

a)

CO

b)

OC

c)

O₂C

d)

CO₂

4.

HCl

a)

chloric acid

b)

hydrochloric acid

c)

hydrochloric

d)

hydrochlor acid

5.

H₂SO₃

a)

sulfite acid

b)

sulfuric acid

c)

sulfurous

d)

sulfurous acid

6.

1 mole =

a)

6.022 x 10²¹ 個

b)

6.022 x 10²² 個

c)

6.022 x 10²³ 個

d)

6.022 x 10²⁴ 個

100 %

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