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Explain the following observations:
(i) Generally there is an increase in density of elements from titanium (Z = 22) to copper (z =29) in the first series of transition elements.
(ii) Transition elements and their compounds are generally found to be good catalysts in chemical reactions.
Q. Show the techniques of preservation? The various methods can be used for preservation of foods. Some of the common methods employed to preserve foods are summarized herew
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Just like lithium and beryllium in Groups Land 2, boron also shows anomalous behaviour. In general, the boron chemistry resembles that of silicon (occupying a diagonal position in
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Electrolytes are compound containing: (1) Electrovalent bond (2) Covalent bond (3) Coordinate bond (4) Hydrogen bond Ans: Electrovalent bond
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