MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the volume strength of H2O2 of its 11.2 ml requires 30 ml of 0.5 M 2Cr2O7? |
| A. | 35 |
| B. | 55 |
| C. | 25 |
| D. | 45 |
| Answer» E. | |
| 2. |
How many moles of KMnO4 are required for complete oxidation of 1.25 mol Cu2S?Cu2S Cu+2 + SO2 |
| A. | 1 mole |
| B. | 3 moles |
| C. | 2 moles |
| D. | 5 moles |
| Answer» D. 5 moles | |
| 3. |
What is the volume of 0.05 M KMnO4 which will react with 50 ml of 0.1 M H2S in acidic medium (H2S S02)? |
| A. | 60 ml |
| B. | 6 ml |
| C. | 12 ml |
| D. | 120 ml |
| Answer» E. | |
| 4. |
What is the mass of K2Cr2O7 required to produce 254 gm I2 from KI solution? Given: K2Cr2O7 + 2KI 2Cr3+ + I2 |
| A. | 49 g |
| B. | 98 g |
| C. | 9.8 g |
| D. | 4.9 g |
| Answer» C. 9.8 g | |
| 5. |
How many number of moles of KMnO4 will react with 180 gm H2C2O4 according to given reaction?KMnO4 + H2C2O4 2C02 + Mn2+ |
| A. | 4/5 |
| B. | 2/5 |
| C. | 1/5 |
| D. | 4/3 |
| Answer» B. 2/5 | |
| 6. |
KMnO4 reacts with oxalic acid according to the equation given below. Here 20 mL of 0.1 M KMnO4 is equivalent to how many mL and molarity of H2C2O4? 2MnO4 + 5C2O4 + 16H+ 2Mn+1 + 10CO2 + 8H2O |
| A. | 20 mL of 0.5 M H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> |
| B. | 50 mL of 0.5 M H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> |
| C. | 50 mL of 0.1 M H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> |
| D. | 20 mL of 0.1 M H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> |
| Answer» D. 20 mL of 0.1 M H<sub>2</sub>C<sub>2</sub>O<sub>4</sub> | |