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Q. What are Native Minerals?
These minerals contain the metal in free or elemental state, e.g., copper, silver, gold, platinum and iron. The metals are usually found mixed with clay, sand, etc. Sometimes lumps of almost pure metals are also found. These lumps are called nuggets. Native iron is of meteorite origin and its occurrence is rare. Deposits of native iron are found in Greenland.
prperties of s block elements?
Difference between activity coefficient and mean activity coefficiet
Uses of oils and fats (a) Several oils and fats are used as food material. (b) Oils and fats are employed for the manufacture of glycerol, fatty acids, soaps, candles, veget
Which species contain unpaired electron? BaO 2 here oxidation number of Ba is +1 Ba(+) has 1 electron in its outermost shell so its unpaired in KO 2 . .oxd state of K is +
In hydrogen spectrum the different lines of Lyman series are present is : (1 )UV field (2) IR field (3) Visible field (4) Far IR field Ans: UV field
ELECTROCHEMICAL THERMODYNAMICS Notation: To avoid repetitive drawing of complicated cells diagram, a common notation has been adopted for cells. All electrical contacts
When are conditions right for harvesting a crop? When the crop is ready for harvest, will depend largely on weather conditions and the state of the market. When the deci
emf series and its applications
Estimation of hardness of water sample by EDTA
Important reaction
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