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Q. Illustrate about Borohydrides? Borohydrides like NaBH 4 ,, Be(BH 4 ,) 2 and Al(BH 4 )are the salts of complex tetrahydridoborate anion, BH - 4 ,. Since in BH - 4 ,. bor
The number of d electrons in Fe +2 (atomic number of Fe= 26 ) is not equal to that of the: (1) p-electrons in Ne (At. No.= 10) (2) s-electrons in (At. No.= 12)
How many grams of silica gel and plaster of paris and volume of water is needed to have a preparative TLC?
fe is a non stoichiometric compound
Explain variations of electronegativity in group & period
Carbohydrates The carbohydrates are naturally taking place organic molecules. They exist in both of the animals and plants. "Carbohydrates are ddescribed as a class of comp
What is the net charge of a non-ionized atom? In an atom, the number of protons is equivalent to the number of electrons and that single proton has the similar positive charge v
It is a part of chemistry which deals with the organic compounds formed by carbon , hydrogen ,oxygen.
energy of electron in hydrogen atom
what does ammonia gas and chloride mixed, make?
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