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Electric

Chemistry

Which is the lightest particle of the matter?

Electron is the lightest particle of the matter. The electron is a subatomic particle carrying a negative electric charge. It has no known components or substructure. Therefore, the electron is generally believed to be an elementary particle. An electron has a mass that is approximately 1/1836 that of... readmore

March 21, 2011 | Imran Jutt | No Comments | 108 views

Which Fuels Cause Minimum Environmental Pollution?

Hydrogen causes minimum environmental pollution. Hydrogen is the chemical element with atomic number 1. It is represented by the symbol H. With an average atomic weight of 1.00794 u, hydrogen is the lightest and most abundant chemical element, constituting roughly 75% of the Universe’s chemical... readmore

| Imran Jutt | No Comments | 37 views

What of the following is used to make covers of capsules?

Starch is used to make covers of capsules. Starch is a carbohydrate consisting of a large number of glucose units joined together by glycosidic bonds. This polysaccharide is produced by all green plants as an energy store. It is the most important carbohydrate in the human diet and is contained in such... readmore

| Imran Jutt | No Comments | 571 views

Aspirin: Common Name of Methyl Salicylate

The common name of methyl salicylate is aspirin. Aspirin also known as acetyl salicylic acid is a salicylate drug, often used as an analgesic to relieve minor aches and pains, as an antipyretic to reduce fever and as an anti-inflammatory medication.  Read More →

| Imran Jutt | 1 Comment | 785 views

Which Gases Are Used For Refrigeration

Ammonia gas is used for refrigeration. Ammonia is a compound of nitrogen and hydrogen with the formula NH3. It is a colorless gas with a characteristic pungent odor. Ammonia contributes significantly to the nutritional needs of terrestrial organisms by serving as a precursor to food and fertilizers.  Read More →

| Imran Jutt | No Comments | 790 views

The Most Poisonous Liquid And Gas in The World

The Most Poisonous Liquid Methyl alcohol is most poisonous. Methanol, also known as methyl alcohol, wood alcohol, wood naphtha or wood spirits, is a chemical with formula CH3OH. The Most Poisonous Gas  Read More →

| Imran Jutt | No Comments | 357 views

Which is a good conductor of heat but a bad conductor of electricity?

Mica is a good conductor of heat but a bad conductor of electricity. The mica group of sheet silicate minerals includes several closely related materials having highly perfect basal cleavage. The highly perfect cleavage, which is the most prominent characteristic of mica is explained by the hexagonal... readmore

March 19, 2011 | Imran Jutt | No Comments | 867 views

What is Metal? Uses of Metal

Platinum is joined well with the glass. Platinum is a chemical element with the chemical symbol Pt and an atomic number of 78. Its name is derived from the Spanish term platina del Pinto, which is literally translated into “little silver of the Pinto River.” Platinum is used in catalytic... readmore

| Imran Jutt | No Comments | 709 views

Which substance has both acid and base qualities?

Amphoteric substance has both acid and base qualities. Ampholytes are amphoteric molecules that contain both acidic and basic groups and will exist mostly as zwitterions in a certain range of pH. The pH at which the average charge is zero is known as the molecule’s isoelectric point. Ampholytes... readmore

| Imran Jutt | No Comments | 833 views

Mineral Wax And Its Uses

Mineral waxes are rich in Hydrocarbons. In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.  Read More →

| Imran Jutt | No Comments | 747 views
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