Free Printable SPM colors in chemistry~

Free Printable Worksheets

Worksheets

SPM colors in chemistry~

Total questions: 20

Worksheet time: 12mins

Name

Class

Date

1.

Copper, $Cu^{\ 2+}$ *ions*

a)

BLUE

b)

GREEN

c)

WHITE

d)

COLOURLESS

e)

PINK

2.

Iron (II), $Fe^{\ 2+}$ *ions*

a)

BLACK

b)

GREEN

c)

WHITE

d)

COLOURLESS

e)

PINK

3.

Iron (III), $Fe^{\ 3+}$ *ions*

a)

BLACK

b)

GREEN

c)

BROWN

d)

COLOURLESS

e)

PINK

4.

Manganese (VII), $Mn^{\ 2+}$ *ions*

a)

BLACK

b)

GREEN

c)

BROWN

d)

COLOURLESS

e)

PURPLE

5.

Dichromate (VI), $Cr_2O_7^{\ \ 2-}$ *ions*

a)

BLACK

b)

GREEN

c)

BROWN

d)

ORANGE

e)

PURPLE

6.

Ions that are colourless? *choose 4*

a)

Bromine,

$Br_2$

b)

Zinc,

$Zn$

c)

Potassium,

$K$

d)

Silver,

$Ag$

e)

Chloride,

$Cl_2$

7.

Gases that are BROWN

a)

Nitrogen dioxide, $NO_2$

b)

Bromine,

$Br_2$

c)

Iodine,

$I_2$

d)

Chlorine,

$Cl_2$

e)

Hydrogen Chloride,

$HCl$

8.

Gases that are COLOURLESS

(select all)

a)

Hydrogen

Oxygen

Carbon dioxide

Ammonia

Sulphur dioxide

Hydrogen chloride

Hydroxide

b)

$H_2$

$O_2$

$CO_2$

$NH_3$

$SO_2$

$HCl$

$OH^{\ -}$

9.

BROWN in solution

Purple in vapour

a)

Nitrogen dioxide, $NO_2$

b)

Hydrogen

$H_2$

c)

Iodine,

$I_2$

d)

Chlorine,

$Cl_2$

e)

Hydrogen Chloride,

$HCl$

10.

Gas that is YELLOWISH GREEN

a)

Nitrogen dioxide, $NO_2$

b)

Hydrogen

$H_2$

c)

Iodine,

$I_2$

d)

Chlorine,

$Cl_2$

e)

Hydrogen Chloride,

$HCl$

11.

Magnesium oxide, $MgO$ *solution*

a)

BLUE

b)

WHITE

c)

COLOURLESS

d)

GREEN

12.

Copper (II) oxide, $CuO$ *solution*

a)

BLUE

b)

WHITE

c)

BLACK

d)

GREEN

13.

Copper (II) sulphate, $CuSO_4$ *solution*

a)

BLUE

b)

WHITE

c)

BLACK

d)

GREEN

14.

Iron (II) sulphate, $FeSO_4$ *solution*

a)

BLUE

b)

WHITE

c)

BLACK

d)

GREEN

15.

COLOURLESS solutions

a)

Zinc sulphate,

$ZnSO_4$

b)

Magnesium sulphate,

$MgSO_4$

c)

Magnesium oxide,

$MgO$

d)

Copper (II) oxide,

$CuO$

16.

Colour of solution: BLUE

a)

$Cu^{\ 2+}$

b)

$Fe^{\ 2+}$

c)

$Fe^{\ 3+}$

17.

Colour of solution: BROWN

a)

$Cu^{\ 2+}$

b)

$Fe^{\ 2+}$

c)

$Fe^{\ 3+}$

18.

Colour of solution: BROWN

a)

$Cu^{\ 2+}$

b)

$Fe^{\ 2+}$

c)

$Fe^{\ 3+}$

19.

(Just select all)

a)

(●'◡'●)

b)

(⓿_⓿)

20.

(Just select all)

a)

(✿◠‿◠)

b)

╰(￣ω￣ｏ)

100 %

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