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Quiz

Lesson 3: Alkynes (Acetylene) and Cyclic Hydrocarbons — Lesson quiz

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1.
What is the final stable product of the catalytic hydration of acetylene in the presence of 40% H₂SO₄ and 1% HgSO₄ at 60°C?
Acetic acid
Vinyl alcohol
Ethanol
Acetaldehyde (Ethanal)
2.
What is the exact chemical deduction according to Egyptian curriculum standards for: Markovnikov's Rule in Electrophilic Addition to Alkenes?
When an asymmetric reagent (HX) adds to an asymmetric alkene, the positive hydrogen ion attaches to the double-bonded carbon with more hydrogen atoms, while the halide adds to the more substituted carbon
Hydrogen always attaches to the carbon with fewer hydrogen atoms
Markovnikov's rule applies exclusively to symmetrical alkynes like ethyne
Addition occurs with the halogen attaching to the terminal methyl group
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