describe the main steps of an efficient column chromatographic separation of a non-polar compound A from a medium polar compound B and a non-polar chemical (C). C is slightly less polar than A.
describe the main steps of an efficient column chromatographic separation of a non-polar compound A from a medium polar compound B and a non-polar chemical (C). C is slightly less polar than A.
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Related questions
Compound or element | Elements to be compared | Differences in Electronegativities | TypeofCovalentBond |
HCl | H and Cl | 3-2.1=0.9 | Polar |
ICl | I and Cl | 3-2.5=0.5 | Polar |
Hi | H and I | 2.5-2.1=0.4 | Non-polar |
H2 | H and H | 2.1-2.1=0 | Non-polar |
1. a.) Which compounds or elements in the table have polar covalent bonds?
b.) These have differences in electronegativities greater than a value of _____.
2. a.) Which compounds or elements in the table have non-polar covalent bonds?
b.) These have differences in electronegativities less than a value of ______.
3. Which type of convalent bond has unequal sharing of electrons a large percentage of the time?
4. WHich type of convalent bond had equal sharing of electrons all the time?