Q. No.The correct reagent that is used for the following reaction is:
1. Manganese acetate
2. Copper at high temperature and pressure
3. Molybdenum oxide
4. Potassium permanganate
What reagents are used to convert ethanoic acid into ethane?
| 1. | a-SOCl2; b-NH3; c-LiAlH4; d-CH3Cl |
| 2. | a-NaOH(aq); b-Sodalime and heat; c-Cl2, hv; d-Na/dry ether |
| 3. | a-LiAlH4; b-HCl and heat; c-Na/dry ether |
| 4. | None of the above |
Which of the following is/are aromatic structure(s)?
| a. |  |
b. |  |
| c. |  |
d. |  |
| 1. | a and b | 2. | b and c |
| 3. | c and d | 4. | a and c |
Which of the following is a free radical substitution reaction?
1. Benzene with Br2/AlCl3
2. Acetylene with HBr
3. Methane with Br2/hv
4. Propene with HBr/(C6H5COO)2
Among the following reactions, the incomplete combustion of methane is:
| 1. | \(2 {CH}_4+{O}_2 \xrightarrow[]{\mathrm{Cu/523 \ K/100 \ atm}} 2 {CH}_3 {OH}\) |
| 2. | \({CH}_4+{O}_2 \xrightarrow[]{{Mo_{2}O_{3}}} {HCHO}+{H}_2 {O}\) |
| 3. | \(CH_4 + O_2 → C + 2H_2O\) |
| 4. | \(CH_4 + 2O_2 → CO_2 + 2H_2O\) |
Arrange the following alkyl halides in decreasing order of the rate of -elimination reaction with alcoholic KOH.
| A. |  |
| B. | CH3-CH2-Br |
| C. | CH3-CH2-CH2-Br |
1. A > B > C
2. C > B > A
3. B > C > A
4. A > C > B
Match the reagent from Column I which on reaction with CH3-CH=CH2 gives the same product given in Column II as per the codes given below
| Column I | Column II | ||
| A. | O3/Zn+H2O | 1. | Acetic acid and CO2 |
| B. | KMnO4/H+ | 2. | Propan-1-ol |
| C. | dil. KMnO4/OH- | 3. | Propane-1,2-diol |
| D. | B2H6/NaOH+ and H2O2 | 4. | Acetaldehyde and formaldehyde |
Codes:
| Options: | A | B | C | D |
| 1. | 4 | 1 | 3 | 2 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 1 | 2 | 3 |
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