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Silicon has 4 electrons in the outermost orbit. In forming the bonds:
(1) It gains electrons
(2) It loses electrons
(3) It shares electrons
(4) None of these
Ans: It shares electrons
Difference between diagonal relationship between Be and Al
Q. Ca +2 = 20 ppm, Mg +2 = 25 ppm, CO 2 = 30 ppm, HCO - 3 = 150, K + = 10 ppm. Calculate the lime (87% pure) and soda (91% pure) required softening 1 million litt
In a heteronuclear molecule a bond is build between different atoms, and the most important difference from the homonuclear case is that molecular orbitals (MOs) are no longer sh
what do you know about the dynamic nature of chemical equilibrium?
diagonal relationship of Be and Al
What is the advantage of using a flame photometer instrument designed to operate with an internal standard ?
The mole fraction of solute and solvent is equal to
who discovered fractional distillation
explain the merits and demerits of calomel electrode
Metal carbonyls of transition elements constitute another important class of organometallic compounds. All d-block elements which contain only carbonyl ligands are called homolepti
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