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Solar Constant
Touch the flasks and find out which one is hotter You may also use a laboratory thermometer to record the exact temperature ..
Physical Quantities and their Measurement
Physical Quantities and their Measurement - The development of chemistry is based upon the systematic approach of the scientists in carrying out different experiments. Scientific theories, inferences and generalizations are made on the observations recorded. The quantitative information involves th..
Summary
Nitrogen is the first member of group VA. Nitrogen has 5 electrons in its valence shell. It has a valency of 3 with respect to hydrogen and a valency upto 5 with respect to oxygen. It is a non-metal and its oxides are acidic in nature. Nitrogen is an important component of proteins, whic..
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