| 31. | The activity was unaffected by saturation of the C9-C10 double bond.
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| 32. | For electron withdrawing groups the double bonds of the product avoid the substituents.
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| 33. | That's 8 orbitals, a double bond, and a diradical.
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| 34. | The 1600 is due to vibration of a C = C double bond.
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| 35. | Linoleic acid has two double bonds in the hydrocarbon chain of the acid.
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| 36. | Some oils and fats have multiple double bonds and are therefore called polyunsaturated fats.
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| 37. | This reagent will convert aldehydes to carboxylic acids without attacking carbon carbon double bonds.
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| 38. | This is sometimes shown diagrammatically as a series of alternating single and double bonds.
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| 39. | Where double bonds are formed, hydrogen atoms are subtracted from the carbon chain.
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| 40. | A single bond is weaker than either a double bond or a triple bond.
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