ALCOHOL

It is also known as ethanol, ethyl alcohol, and green alcohol, and it is uses in preparation of a number of commonly used chemicals. 

CHARECTERISTICS:

  • 100% pure alcohol is also called absolute alcohol. It is present in pure form with its characteristic smell.
  • TASTE

It has a characteristic bitter taste

  • SOLUBILITY

It is highly soluble in water, methyl alcohol, ether and acetone

  • BOILING POINT

78.3 degree Celsius

95% ALCOHOL

CHARECTERISTICS

REFRECTIVE INDEX: 1.3651

SURFACE TENSION: (at 20°C) = 23.0 m N/m 

VISCOSITY: (at 20°C) = 0.0141 Pa s

VAPOR PRESSURE: 43mm

SPECIFIC HEAT: 0.618 KJ

FLASH POINT: 55 degree Fahrenheit

BOILING POINT: 78 degree Celsius

FLASH POINT: -117 degree Celsius

SOURCE/ PREPARATION

There are many methods of preparation of Alcohol. The most common method among all is Fermentation. It is also prepared by using ethylene.

Alcohol which is prepared by fermentation is mostly obtained by using grapes, sugar cane juice and other fruits.

GRADES

95% by volume,  absolute.

EFFECTS

  • It is highly inflammable and catches fire easily
  • Its tolerance in air is 1000 ppm
  • Ethyl alcohol is mostly used in the medicines that affect brain, and cause drowsiness. When it reaches blood through stomach, and creates a feeling of excitement and elation. The adverse affects of alcohol leads to sleepiness and weariness in the body and with headache and sometimes vomiting. A person loses his memory and senses. If it is consumed in a large quantity, it may cause lose of consciousness and even death.

USES:

  • It is used as a solvent to dissolve hydro carbon
  • Alcohol is used in the preparation of acetaldehyde
  • Many chemical pigments contain alcohol as one of their components
  • It is also used in the preparation of ethylene, ethyl hexanol, butadiene and acetic acid
  • Alcohol has vast application in cosmetic and pharmaceutical industry
  • It is used to preserve medicines and as an anti freezing agent
  • Explosives, transparent soaps and pigments also contain alcohol as a component.

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