The non-metal that does not exhibit positive oxidation state is :
Oxygen
Iodine
Chlorine
Fluorine
The non-metal that does not exhibit positive oxidation state is fluorine. It shows -1 oxidation state only. other halogens show −1 and positive oxidation states of +1,+3,+5, and +7. Oxygen shows positive oxidation state of +2 in oxygen difluoride (OF2?).
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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