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Why is KO (2) (Potassium superoxide) a c...

Why is `KO _(2)` (Potassium superoxide) a colored compound ?

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**Step-by-Step Solution:** 1. **Identify the Compound**: The compound in question is potassium superoxide, denoted as KO₂. 2. **Understand Color in Compounds**: Compounds are generally colored when they have unpaired electrons. The presence of unpaired electrons allows for electronic transitions that can absorb visible light, resulting in color. 3. **Analyze the Components of KO₂**: In KO₂, we have potassium (K) and the superoxide ion (O₂²⁻). ...
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VMC MODULES ENGLISH-CHEMICAL BONDING & MOLECULAR STRUCTURE -PRACTICE EXERCISE
  1. How many atoms are linear in the compound (CH(3)-CH(2)-C -= C-CH=CH(2)...

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  2. What is the hybridization of nitrogen in the azide ion ?

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  3. Why alkali metals are soft?

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  4. Why do the transition element have higher boiling & melting points?

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  5. Why is magnesium a good conductor of electricity ?

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  6. Explain why ethanol is a liquid where as dimethyl ether is a gas ?

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  7. What happens when benzoic acid is added to benzene ?

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  8. Can chlorine exceptionally show hydrogen bonding in a compound ?

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  9. Draw all the resonating strucutres of the carbonate ion.

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  10. Which of one resonating structures of an isocyanide is most stabilizin...

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  11. Vinyl chloride shows resonance. Draw all of its resonating strucutres.

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  12. Which has higher dipole moment, alkyl cyanides or alkayl isocyanides ?

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  13. Why does p-hydroxyphenol not have zero dipole moment ?

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  14. Why do alkyl chlorides have higher dipole moment as compared to aryl c...

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  15. Describe the nature of bonds in the C(2)^2 molecule.

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  16. Why does CO ^(+) have an exceptional bond order of 2.5 ?

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  17. Why is KO (2) (Potassium superoxide) a colored compound ?

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  18. Why does napthalene sublime ?

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  19. In soft drinks and soda water carbon-di oxide dessolves in water under...

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  20. Chlorine molecule is non-polar but the gas is still soluble in a polar...

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