The oxidation number of phosphurus in hypophosphoric acid is -
+3
+4
+5
+6
As we have learnt,
Hypophosphoric Acid -
H4P2O6 (+4), tetrabasic
- wherein
H4P2O6
+ 4 +2x - 12 = 0
therefore x = +4
5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d