The World Nowadays Essay

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***what are the properties & characteristics of the following compounds? Give their uses in pharmaceutical industry. Provide a picture of each compounds. Give some container defects and identify the type of container where the following compounds should be placed.*** 1. Oxygen: LIQUID OXYGEN Oxygen is an active, life-sustaining component of the atmosphere; making up 20.94% by volume or 23% by weight of the air we breathe. The word originated from the Greek word oxys and genes meaning sharp or acid and born respectively. Combining these Greek words together forms oxy genes that means acid forming. Atomic Number : 8 Mass Number : 15.9994 Electron Configuration : 1s22s22p4 Atomic Radius : 74 pm Ionic Radius : 140 (O2-) Characteristics of Oxygen • Oxygen can exist in a number of physical forms. The most commonly found state of oxygen is the diatomic form and the triplet state. The diatomic form is molecular oxygen and the triplet state of commonly called ozone. • Ozone (O3), a highly active compound with a name derived from the Greek word for 'I smell', is formed by the action of an electrical discharge or ultraviolet light on oxygen. • It exists in all three forms- solid, liquid and gases. • The liquid and solid forms are a pale blue color and are strongly paramagnetic. • Liquid oxygen is potentially hazardous about flames and sparks as it will greatly accelerate combustion. • Nine isotopes of oxygen are known and natural oxygen is a mixture of three isotopes. Physical Properties of Oxygen • It has a cubic crystal structure. • Oxygen gas is colorless, odorless, and tasteless. • Boiling Point :- 183oC • Melting Point :- 218.4oC Chemical Properties of Oxygen • It's the essential element in the respiratory processes of

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