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Thursday, 04 August 2011 23:42

Acids, Inorganic: Physical & Chemical Properties

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Chemical Name
CAS-Number

Colour/Form

Boiling Point (ºC)

Melting Point (ºC)

Molecular Weight (g/mol)

Solubility In Water

Relative Density (water=1)

Relative Vapour Density
(air=1)

Vapour Pressure/ (Kpa)

Inflam. Limits

Flash Point (ºC)

Auto Ignition Point (ºC)

BORIC ACID
10043-35-3

colourless, transparent crystals or white granules or powder

300

169

61.84

1 g/18 ml

@ 15 ºC

CARBONIC ACID
2582-30-1

63.03

sol

CHLOROSULPHURIC ACID
7790-94-5

colourless or slightly yellow liquid

@ 755 mm Hg

-80

116.53

1.753

4.02

@ 32 ºC

FLUOROSULPHURIC ACID
7789-21-1

colourless liquid; reddish-brown colour with acetone

163

-89

100.07

@ 25 ºC/4 ºC

HYDROCHLORIC ACID
7647-01-0

colourless liquid

-85

-114

36.46

82.3 g/100 ml

@ 15 ºC/4 ºC

1.3

HYDROFLUOBORIC ACID
16872-11-0

colourless liquid

130

87.82

misc

1.84

NITRIC ACID
7697-37-2

transparent colourless or yellowish liquid

83

-42

63.01

sol

@ 25 ºC/4 ºC

2-3

6.4

PERCHLORIC ACID
7601-90-3

colourless, oily liquid

@ 11 mm Hg

-112

100.47

misc

@ 22 ºC

PHOSPHORIC ACID
7664-38-2

unstable orthorhombic crystals or clear syrupy liquid; at 20 deg C, the 50 and 75% strengths are mobile liquids, the 85% is of a syrupy consistency, while the 100% acid is in the form of crystals; viscous, colourless, odorless liquid

213

42.4

98.00

v sol

3.4

4.0

SILICIC ACID
7699-41-4

jelly-like precipitate obtained when sodium silicate solution is acified during drying jelly is converted to a white amorphous powder.

SULPHAMIC ACID
5329-14-6

orthorhombic crystals; white crystalline solid

205

97.10

sol

2.15

SULPHURIC ACID
7664-93-9

clear, colourless, oily liquid when pure but brownish in hue when impure

290

10.4

98.08

sol

1.841

3.4

0.13

 

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Read 2170 times Last modified on Sunday, 13 November 2011 23:49

Contents

Preface
Part I. The Body
Part II. Health Care
Part III. Management & Policy
Part IV. Tools and Approaches
Part V. Psychosocial and Organizational Factors
Part VI. General Hazards
Part VII. The Environment
Part VIII. Accidents and Safety Management
Part IX. Chemicals
Part X. Industries Based on Biological Resources
Part XI. Industries Based on Natural Resources
Part XII. Chemical Industries
Part XIII. Manufacturing Industries
Part XIV. Textile and Apparel Industries
Part XV. Transport Industries
Part XVI. Construction
Part XVII. Services and Trade
Part XVIII. Guides