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Which group on the following molecule is likely to be ionized at pH 7 and what is it called?
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- 1. What is resonance contributor in which one or more atoms bears a formal change and the most stable resonance form? 2.what is the process of distributing electron pairs in a molecule? 3. Are organic molecules which are less sterically hindered more attractive than those which are more sterically hindered?Two useful organic compounds that contain Cl atoms are vinyl chloride (CH2 = CHCI) and chloroethane (CH;CH;CI). Vinyl chloride is the starting material used to prepare poly (vinyl chloride), a plastic used in insulation, pipes, and bottles. Chloroethane (ethyl chloride) is a local anesthetic. Why is the C – Cl bond of | vinyl chloride stronger than the C – Cl bond in chloroethane.Two useful organic compounds that contain Cl atoms are vinyl chloride (CH2 = CHCI) and chloroethane (CH;CH;CI). Vinyl chloride is the starting material used to prepare poly (vinyl chloride), a plastic used in insulation, pipes, and bottles. Chloroethane (ethyl chloride) is a local anesthetic. Why is the C- Cl bond of vinyl chloride stronger than the C– CIl bond in chloroethane.
- The compound whose structure is shown here is acetyl acetone. It exists in two forms:the enol form and the keto form The molecule reacts with OH–to form an anion, [CH3COCHCOCH3] (often abbreviatedacac–for acetylacetonate ion). One or the most interesting aspects of this anion is thatone or more of them can react with transition metal cations to give stable, highlycolored compounds (a) Are the keto and enol forms of acetylacetone resonance forms? Explain youranswer.(b) What is the hybridization or each atom (except H) in the enol form? What changesin hybridization occur when it is transformed into the keto form?(c) What are the electron-pair geometry and molecular geometry around each C atomin the keto and enol forms? What changes in geometry occur when the keto formchanges to the enol form?(d) Draw three possible resonance structures for the acac–ion.(e) Is cis-trans isomerism possible in either the enol or the keto form of acetylacetone?(f) Is the enol form of acetylacetone polar?…Do you predict the product to be the cis isomer, the trans isomer, or a mixture of cis and trans isomers? Explain.2. Calculate AH for the reaction; C₂H₂ (s) → 2 C (s) + H₂ (g), from the following Data; 1) CO2 (g) → C (s) +O2 (g) 2) 2 H₂O (1)→ → 2 2 H2 H2 (g) + O2 (g) 3) 2 C2H2 (s) + 5 O2 (g) → 4 CO2 (g) + 2 H₂O (1) ΔΗ = +394 kJ ΔΗ = +572 kJ AH = -2600 kJ
- How many different El products could be formed in the given molecule? (Hint: include (E) and (Z) isomers) А 1 В 2 C 3 D 4 Br1. What type of reaction that all organic compounds undergo? 2. What is the total bond order of sulfur in CH3SCH3? 3. Explain the meaning in organic formulas of a pair of parentheses with no subscript behind it, such as in CH3CH2CH(CH3)C3H7Which of the alkenes in Figure 6 can exist both as a cis and a trans isomer? * A B C D None of these alkenes can exist as cis and trans isomers.