Which of the following reaction is a correct procedure to prepare alkenes. a. b. C. a C Br OH Br a OH KOH CH3CH₂OH H₂SO4, H₂O THF, 50 °C H₂SO4, H₂O THF, 50 °C KOH CH3CH₂OH Br Br

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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**Question 4**

Which of the following reactions is a correct procedure to prepare alkenes?

**a.**

A cyclohexane ring with a bromine (Br) substituent reacts with KOH in ethanol (CH₃CH₂OH). The product is a cyclohexene ring with a double bond.

**b.**

A cyclohexanol (cyclohexane ring with an OH group) reacts with H₂SO₄ and H₂O in THF at 50°C. The product is a cyclohexene ring with a double bond.

**c.**

A cyclohexane ring with a bromine (Br) substituent reacts with H₂SO₄ and H₂O in THF at 50°C. The product is a cyclohexene ring with a double bond.

**d.**

A cyclohexanol reacts with KOH in ethanol (CH₃CH₂OH). The product is a cyclohexene ring with a double bond.

- [ ] a
- [ ] b
- [ ] c
- [ ] d

**Question 5**

What is the major product of the following reaction? (Details not provided in the image)
Transcribed Image Text:**Question 4** Which of the following reactions is a correct procedure to prepare alkenes? **a.** A cyclohexane ring with a bromine (Br) substituent reacts with KOH in ethanol (CH₃CH₂OH). The product is a cyclohexene ring with a double bond. **b.** A cyclohexanol (cyclohexane ring with an OH group) reacts with H₂SO₄ and H₂O in THF at 50°C. The product is a cyclohexene ring with a double bond. **c.** A cyclohexane ring with a bromine (Br) substituent reacts with H₂SO₄ and H₂O in THF at 50°C. The product is a cyclohexene ring with a double bond. **d.** A cyclohexanol reacts with KOH in ethanol (CH₃CH₂OH). The product is a cyclohexene ring with a double bond. - [ ] a - [ ] b - [ ] c - [ ] d **Question 5** What is the major product of the following reaction? (Details not provided in the image)
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