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Saturday, 06 August 2011 02:55

Alkaline Materials: Physical & Chemical Properties

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Chemical Name
CAS-Number

Colour/Form

Boiling Point (°C)

Melting Point (°C)

Molecular Weight

Solubility in Water

Relative Density (water=1)

Relative Vapour Density (air=1)

Vapour Pressure/ (Kpa)

Inflam.
Limits

Flash Point (°C)

Auto Ignition Point (°C)

AMMONIA
7664-41-7

colourless gas, liquid

-33.35

-77.7

17.03

sol

0.7710

0.59

@ 26 °C

16 ll
25 ul

flamma­ble gas

651

AMMONIUM BICARBONATE
1066-33-7

colourless rhombic or monoclinic crystals; shiny, hard, colourless or white prisms or crystalline mass

107.5

79.06

@ 10 °C

1.57

AMMONIUM CHLORIDE
12125-02-9

colourless crystals or crystalline masses; or white, granular powder; cubic crystals; a white, fine or coarse, crystalline powder

520

338 decomp

53.50

sol

@ 25 °C

@ 160 °C

AMMONIUM FLUORIDE
12125-01-8

leaflets or needles; hexagonal prisms by sublimation; colourless hexagonal crystals; white crystals

37.04

@ 25 °C

1.015

AMMONIUM HYDROXIDE
1336-21-6

colourless liquid

-77

35.05

misc

@ 25 °C

AMMONIUM NITRATE
6484-52-2

colourless rhombic crystals; monoclinic when teMelting Point is greater than 32.1 °C; transparent crystals or white granules; five solid phases exist at normal pressure; orthorhombic at room temp; colourless (pure) to gray or brown (fertilizer grade).

210 decomp

169.6

80.06

@ 0 °C; 871 g/100 ml

@ 25 °C

CALCIUM
7440-70-2

lustrous, silver-white surface (when freshly cut); face-centered cubic structure below 300 °C; acquires bluish-gray tarnish on exposure to moist air

1440

850

40.08

1.54

@ 983 °C

CALCIUM BROMATE
10102-75-7

white crystalline powder

149

38.2

313.90

v sol

3.329

CALCIUM CARBIDE
75-20-7

grayish-black, irregular lumps or orthorhombic crystals; colourless tetragonal crystals

2300

64.10

reacts

2.22

CALCIUM CARBONATE
1317-65-3

white powder or colourless crystals

825 decomp

sl sol

2.7-2.95

CALCIUM CHLORATE
10137-74-3

340 ± 10

206.99

sol

@ 0 °C

CALCIUM CHLORIDE
10043-52-4

cubic crystals, granules or fused masses; colourless

1, 935

772

110.98

74.5 g/100 ml

@ 15 °C/4 °C

CALCIUM HYDRIDE
7789-78-8

grayish-white lumps or crystals

675 decomp

42.10

decomposes

1.7

CALCIUM HYDROXIDE
1305-62-0

crystals or soft granules or powder; colourless, hexagonal; rhombic, trigonal, colourless crystals; white powder

580 decomp

580

74.10

insol

2.24

CALCIUM NITRATE
10124-37-5

granules; colourless, cubic crystals; white mass

560

164.10

v sol

@ 18 °C

CALCIUM NITRITE
13780-06-8

colourless or yellowish crystals

100

150.11

sol

@ 34 °C

CALCIUM OXIDE
1305-78-8

colourless cubic crystals; white or grayish white lumps, or granular powder

2850

2570

56.08

3.32-3.35

CARBONIC ACID, CALCIUM SALT
471-34-1

fine, white, microcrystalline powder; powder or crystals; aragonite: orthorhombic; calcite: hexagonal-rhombohedral

825 decomp

102.10

insol

2.7-2.9

DIAMMONIUM PHOSPHATE
7783-28-0

colourless, monoclinic; white crystals or powder

decomp

155 decomp

132.07

1 g/1.7 ml

1.619

LITHIUM
7439-93-2

silvery-white metal; body-centered cubic structure; becomes yellowish on exposure to moist air; tarnishes to grayish-white on exposure to air

1342

180.54

6.941

reacts

0.534

@ 723 °C:

LITHIUM CARBONATE
554-13-2

white, light powder; monoclinic

1310 decomp

618-723

73.89

insol

2.11

LITHIUM CHLORIDE
7447-41-8

cubic crystals, granules or crystalline powder; white

1360

613

42.40

1 g/1.3 ml

2.07

LITHIUM HYDRIDE
7580-67-8

commercial product is usually gray; white, translucent, crystalline mass or powder

850 decomp

680

7.95

reacts

0.76-0.77

0 mm Hg

highly flammable

200

LITHIUM HYDROXIDE
1310-65-2

crystals

decomp

450-471

12.8 g/100 ml

1.46

LITHIUM HYDROXIDE MONOHYDRATE
1310-66-3

crystals

450-471

10.9 g/100 ml

1.51

PERCHLORIC ACID, POTASSIUM SALT
7778-74-7

colourless crystals or white, crystalline powder; colourless, rhombic crystals

400 decomp

138.55

sol in 65 parts

2.52

POTASSIUM
7440-09-7

soft, silvery-white metal; body-centered cubic structure

765.5

63.2

39.098

0.856

@ 432 °C

POTASSIUM BROMATE
7758-01-2

white crystals or granules; colourless, trigonal crystals

434

167.01

@ 25 °C

@ 17.5 °C

POTASSIUM BROMIDE
7758-02-3

colourless crystals or white granules or powder; cubic crystals

1435

730

119.01

1 g/1.5 ml

@ 25 °C

POTASSIUM CARBONATE
584-08-7

granules or granular powder; *colorless, monoclinic crystals; *white granular powder; *granular translucent powder

891

140.82

112 g/100 ml cold

2.29

POTASSIUM CHLORATE
3811-04-9

colourless, lustrous crystals or white granules or powder

400 decomp

368

122.55

1 g/16.5 ml

2.32

POTASSIUM FLUORIDE
7789-23-3

colourless cubic deliquescent

1505

858

58.10

v sol

2.48

POTASSIUM HYDROXIDE
1310-58-3

white or slightly yellow lumps, rods, pellets; sticks, flakes, or fused masses; white rhombic crystals; colourless watery liquid

1324

380

56.11

@ 25 °C

2.044 mg/ml

@ 714 °C

POTASSIUM IODATE
7758-05-6

white crystals or crystalline powder; colourless monoclinic crystals

560

214.02

4.74 g/100 ml

@ 32 °C/4 °C

POTASSIUM IODIDE
7681-11-0

colourless or white, cubical crystals, white granules, or powder; hexahedral crystals, either transparent or somewhat opaque

1330

680

166.02

sol 1g/0.7 ml

3.13

POTASSIUM NITRATE
7757-79-1

colourless, rhombic or trigonal crystals; white granular or crystalline powder

400 decomp

334

101.10

@ 25 °C

@ 16 °C

POTASSIUM NITRITE
7758-09-0

white or slightly yellow granules or rods; white yellowish prism

@ 351

85.10

v sol

1.915

POTASSIUM OXIDE
12136-45-7

crystalline powder

350

reacts

2.3

POTASSIUM PERIODATE
7790-21-8

small colourless crystals or white granular powder

582

230

sl sol

3.168

582

SODIUM
7440-23-5

light, silvery-white metal; body-centered cubic structure; lustrous when freshly cut

881.4

97.82

22.99

0.968

@ 400 °C

115 in dry air

SODIUM BICARBONATE
144-55-8

white, monoclinic prisms; white crystalline powder or granules

@ 270

84.01

@ 25 °C; 12 parts

2.159

SODIUM BROMATE
7789-38-0

colourless cubic crystals; white granules or crystalline powder

381

150.90

@ 0 °C 90.9 g/100 ml

@ 17.5 °C

SODIUM CARBONATE
497-19-8

white powder; grayish-white powder or lumps containing up to 99% sodium carbonate.

- 851

106.00

sol in 3.5 parts

2.53

SODIUM CHLORATE
7775-09-9

colourless; cubic or trigonal crystals; white powder; pale yellow to white crystals; colourless powder; colourless crystals or white granules

122

248

106.5

@ 15 °C

3.7

SODIUM CHLORIDE
7647-14-5

colourless, transparent crystals or white, crystalline powder

1413

801

58.44

@ 0 °C; 9.2 g/100 ml

@ 25 °C/4 °C

@ 865 °C

SODIUM CHLORITE
7758-19-2

white crystalline solid; crystals or flakes

180-200

90.44

@ 5 °C 39 g/100 g

2.468 g/ml in crystalline form

SODIUM ETHYLATE
141-52-6

white or yellowish powder; white powder sometimes having brownish tinge

68.06

SODIUM HYDROXIDE
1310-73-2

lumps, chips, pellets, sticks; white flakes or cake; fused solid with cryst fracture

1390

318.4

40.01

1 g/ 0.9 ml

@ 25 °C

@ 739 °C

SODIUM HYPOCHLORITE
7681-52-9

in solution only; greenish yellow liquid

74.44

sol

1.21

SODIUM IODIDE
7681-82-5

colourless, cubic crystals; white crystals or granules; white powder

1304

651

149.92

@ 25 °C

3.67

@ 767 °C

SODIUM METHYLATE
124-41-4

amorphous, free flowing powder

127 decomp

54.03

reacts

0.45

70-80

SODIUM MONOHYDROGEN PHOSPHATE
7558-79-4

colourless, or white, granular salt

141.98

sol 8 parts 25 °C

SODIUM NITRATE
7631-99-4

colourless, trigonal or rhombohedron crystals; white granules or powder

380 decomp

308

85.01

@ 25 °C

2.26

SODIUM NITRITE
7632-00-0

colourless-yellow rhombohedral prisms; white or slightly yellow granules, rods, or powder; slightly yellowish or white crystals, pellets, sticks or powder

320 decomp

271

69.00

sol

2.26

SODIUM PEROXIDE
1313-60-6

yellowish-white, granular powder; white powder turning yellow on exposure to atmosphere; yellowish-white powder turns yellow when heated

657 decomp

460 decomp

77.99

v sol

2.805

SODIUM PHOSPHATE
7601-54-9

163.94

8.8 g /100 ml

@ 17.5 °C

SODIUM TRIPOLYPHOSPHATE
7758-29-4

powder and granules; white powder

367.86

sol

TETRAMETHYLAMMONIUM CHLORIDE
75-57-0

white crystalline solid

420

109.6

sol

1.1690

 

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