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Sulfuric Acid

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Identification
Molecular formula
H2SO4
CAS number
7664-93-9
IUPAC name
sulfuric acid
State
State

Sulfuric acid is a liquid at room temperature. It is often used in a diluted form and should be handled carefully as it is a highly corrosive acid.

Melting point (Celsius)
10.31
Melting point (Kelvin)
283.46
Boiling point (Celsius)
337.00
Boiling point (Kelvin)
610.00
General information
Molecular weight
98.08g/mol
Molar mass
98.0790g/mol
Density
1.8407g/cm3
Appearence

Sulfuric acid is a colorless to slightly yellow viscous liquid that is soluble in water and is synthesized in large quantities in industries.

Comment on solubility

Solubility of Sulfuric Acid

Sulfuric acid (H2SO4) is a highly soluble compound in water, displaying strong acidic properties due to its ability to completely dissociate into hydrogen ions (H+) and sulfate ions (SO42-). This extensive solubility can be attributed to several factors:

  • Electrostatic Interactions: The polar nature of water molecules facilitates the interaction with sulfuric acid, allowing it to dissolve readily.
  • Hydration Process: When dissolved, the ions are stabilized by hydration shells, which significantly enhances the solubility.
  • Concentration Effects: Sulfuric acid can be mixed in various concentrations, with higher concentrations being exothermic upon dilution, further affecting its solubility dynamics.

It is important to note that when handling sulfuric acid, precautions should be taken due to its caustic nature and potential to cause serious burns. In a practical context, sulfuric acid and its solutions are often utilized in various industrial and laboratory processes, making its solubility a key property to consider.

In conclusion, the solubility of sulfuric acid is a critical factor in its applications, reinforcing its significance in chemical reactions and industrial manufacturing processes.

Interesting facts

Interesting Facts About Sulfuric Acid

Sulfuric acid (H2SO4) is one of the most widely used industrial chemicals in the world. Here are some noteworthy facts about this powerful compound:

  • Key Industrial Role: Sulfuric acid is essential in the manufacturing of fertilizers, especially ammonium sulfate, which is crucial for crop production.
  • Diverse Applications: Beyond fertilizers, it plays a significant role in the production of chemicals, petroleum refining, wastewater processing, and battery manufacturing, particularly for lead-acid batteries.
  • Historical Significance: The production of sulfuric acid dates back to the 8th century when the Persian alchemist Jabir Ibn Hayyan pioneered its generation. The modern process, known as the contact process, was developed in the 19th century.
  • Strong Acid: Being a strong acid, sulfuric acid is capable of donating protons in solution, making it highly effective in various reactions.
  • Dehydrating Agent: It is a powerful dehydrating agent, which means it can remove water from other substances. This property is often demonstrated dramatically with sugar, yielding carbon as it removes water.
  • Environmental Impact: While sulfuric acid is indispensable in industry, its production and use require careful management due to its potential to contribute to acid rain if released into the atmosphere.
  • Safety Precautions: Due to its corrosive nature, handling sulfuric acid must be done with caution, including the use of protective gear like gloves and goggles to prevent chemical burns.

In summary, sulfuric acid is not just a chemical compound; it is a vital component of modern industry, supporting agriculture, energy, and various chemical productions. As a chemistry student, understanding its properties and applications can open doors to a greater appreciation of not only compounds like H2SO4 but also their role in our everyday lives.

Synonyms
SULFURIC ACID
7664-93-9
Sulphuric acid
Dihydrogen sulfate
Mattling acid
Battery acid
Dipping acid
Acide sulfurique
Electrolyte acid
Acidum sulfuricum
Sulphuricum acidum
Schwefelsaeure
tetraoxosulfuric acid
Acido solforico
Acido sulfurico
Brimstone acid
Schwefelsaeureloesungen
Zwavelzuuroplossingen
Caswell No. 815
H2SO4
Sulfur oxide (SO4)
Sulfuric acid [NF]
Anhydrous sulfuric acid
Nordhausen acid
CHEBI:26836
Matting acid
HSDB 1811
UNII-O40UQP6WCF
O40UQP6WCF
Dihydrogen sulphate
EINECS 231-639-5
NSC-38965
EPA Pesticide Chemical Code 078001
NSC-248648
INS NO.513
DTXSID5029683
dihydroxidodioxidosulfur
INS-513
MFCD00064589
BOV
DTXCID709683
12772-98-4
E-513
EC 231-639-5
NSC38965
NSC248648
Sulfuric acid (NF)
sulfuricacid
E513
Sulfuric Acid, ACS Grade
SULFURIC ACID (MART.)
SULFURIC ACID [MART.]
(S(OH)2O2)
(SO2(OH)2)
[S(OH)2O2]
[SO2(OH)2]
SULFURIC ACID (EP IMPURITY)
SULFURIC ACID [EP IMPURITY]
H2 (S O4)
SULFURIC ACID (EP MONOGRAPH)
SULFURIC ACID [EP MONOGRAPH]
Acide sulfurique [French]
Acido solforico [Italian]
Acido sulfurico [Spanish]
Zwavelzuuroplossingen [Dutch]
Sulfuric acid, spent
Sulfuric acid, ACS reagent, 95.0-98.0%
Schwefelsaeureloesungen [German]
Sulfuric acid (aqueous)
UN1830
UN1832
110942-02-4
Hydroot
Opsonat
suiphuric acid
sulfuric aicd
sulfuric-acid
suIfuric acid
sulphur-ic acid
-sulfuric acid
Acid mist
G-sulfuric acid
Acidum Sulphuricum
Retinol Impurity A
Spent sulfuric acid
UN2796
Sulfuric acid 30%
Sulfuric acid 36%
Sulfuric acid 50%
4.1M Sulfuric acid
FERTILIZER ACID
CHAMBER ACID
CONTACT ACID
Sulfuric acid, 60%
Sulfuric acid, aerosol
Oriental Medicine Detox
Sulfuric Acid, 96%
Sulfuric Acid, 98%
dihydrogen tetraoxosulfate
Sulfuric acid [Strong inorganic acid mists containing sulfuric acid]
SULFURIC ACID [II]
SULFURIC ACID [MI]
Sulfuric acid, 95-99%
hydrogen tetraoxosulfate(VI)
NCIOpen2_006177
SULFURIC ACID [FCC]
hydrogen tetraoxosulfate(2-)
Sulfuric acid, 99.999%
UN 1830 (Salt/Mix)
UN 1832 (Salt/Mix)
UN 2796 (Salt/Mix)
SULFURIC ACID [VANDF]
CHEMBL572964
O2S(OH)2
Sulfuric acid contained in strong inorganic acid mists
Sulfuric acid with >51% acid
Sulfuric acid, AR, >=98%
Sulfuric acid, LR, >=98%
SULFURIC ACID [WHO-DD]
H2 S O4
SULPHURICUM ACIDUM [HPUS]
Sulfuric acid, 90.0-91.0%
Sulfuric acid, 95.0-97.0%
Sulfuric acid with not >51% acid
Sulfuric acid, p.a., 93-98%
Tox21_200483
BDBM50499186
Sulfuric acid, extra pure, 95.5%
2M Sulfuric acid (+/- 0.1 M)
7M Sulfuric acid (+/- 0.3 M)
Methanolic sulfuric acid 10% (v/v)
Sulfuric acid, technical grade, 95%
CCG-221344
DB11309
NCGC00248653-01
NCGC00258037-01
IR178839
sulfuric acid (acid aerosols including mists, vapors, gas, fog and other airborne forms of any particle size)
CAS-7664-93-9
DS-002649
NS00007262
Q4118
Sulfuric acid, purum p.a., 95-97% (T)
Sulfuric acid, SAJ first grade, >=95.0%
Sulfuric acid, Environmental Grade, 93-98%
Sulfuric acid, JIS special grade, >=95.0%
C00059
D05963
Sulfuric acid, puriss. p.a., 95-97% (T)
Sulfuric acid, spent [UN1832] [Corrosive]
SULFURIC ACID, WITH MORE THAN 51% ACID
SULPHURIC ACID, WITH MORE THAN 51% ACID
Sulfuric acid, puriss. p.a. plus, >=95% (T)
Sulfuric acid (1+1), ~64.0 % (w/w) in H2O
Sulfuric acid (1+2), ~47.0 % (w/w) in H2O
Sulfuric acid, >=97.0%, SAJ super special grade
Q27110052
Sulfuric acid, 99.9999% (metals basis), 92% min
Sulfuric acid with >51% acid [UN1830] [Corrosive]
7370A083-F259-4C3E-A455-B5FA1E3C8CB7
Sulfuric acid with not >51% acid [UN2796] [Corrosive]
Sulfuric acid, for the determination of nitrogen, >=97.5%
Sulphuric acid 37% techn. (battery acid, accumul. acid)
Sulfuric acid, puriss. p.a., ACS reagent, 95.0-98.0% (T)
Methanolic H2SO4, 10 % (v/v) in methanol, for GC derivatization
Sulfuric acid, >=97.0%, suitable for determination of toxic metals
0.2N H2SO4 Distillation Fluid, 50 x 10 mL, smart delivery PFA Tube
Sulfuric acid, puriss., meets analytical specification of Ph. Eur., BP, 95-97%
Sulfuric acid, semiconductor grade PURANAL(TM) (Honeywell 17831), 95-97%
Sulfuric acid, semiconductor grade VLSI PURANAL(TM) (Honeywell 17611), 95-97%
Zinc(2+),1',1'',1'''-(1,2-ethanediyldinitrilo)tetrakis[2-propanol]]-, sulfate (1:1)
Sulfuric acid, puriss. p.a., for determination of Hg, ACS reagent, reag. ISO, reag. Ph. Eur., 95.0-97.0%