MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
How can we detect the presence of resorcinol in the solution? |
| A. | Ceric ammonium nitrate test |
| B. | Lucas test |
| C. | Phthalic acid test |
| D. | Remini’s test |
| Answer» D. Remini’s test | |
| 2. |
What will be the compound A which can be used to carryout this synthesis of diols? |
| A. | RCO2OH |
| B. | RCHO |
| C. | RCOR’ |
| D. | RCOOH |
| Answer» B. RCHO | |
| 3. |
Which type of product is formed when Cold dilute alkaline solution of Bayer’s reagent reacts with alkene? |
| A. | Syn-diol |
| B. | Anti-diol |
| C. | syn- and anti-geometry will not be there in diol |
| D. | Trans diol |
| Answer» B. Anti-diol | |
| 4. |
Which of the following reagent can be used to carry out this synthesis? |
| A. | Seliwanoff reagent |
| B. | Baeyer’s reagent |
| C. | Barfoed reagent |
| D. | Benedict reagent |
| Answer» C. Barfoed reagent | |
| 5. |
How_can_we_detect_the_presence_of_resorcinol_in_the_solution?$ |
| A. | Ceric ammonium nitrate test |
| B. | Lucas test |
| C. | Phthalic acid test |
| D. | Remini’s test |
| Answer» D. Remini‚Äö√Ñ√∂‚àö√ë‚àö¬•s test | |
| 6. |
Which type of product is formed when Cold dilute alkaline solution of Bayer’s reagent reacts with alkene?# |
| A. | Syn-diol |
| B. | Anti-diol |
| C. | syn- and anti-geometry will not be there in diol |
| D. | Trans diol |
| Answer» B. Anti-diol | |
| 7. |
What is the general formula for dihydric alcohol? |
| A. | (CH<sub>2</sub>)<sub>n</sub>(OH)<sub>2</sub> where n = 2,3…etc |
| B. | (CH<sub>2</sub>)<sub>n</sub>(OH)<sub>2</sub> where n = 1,2,4… etc |
| C. | C<sub>n</sub>H<sub>2n+1</sub>OH where n = 1, 2 …etc |
| D. | (CH<sub>2</sub>)<sub>n</sub>(OH)<sub>3</sub> where n = 3, 4, 5 …etc |
| Answer» C. C<sub>n</sub>H<sub>2n+1</sub>OH where n = 1, 2 ‚Äö√Ñ√∂‚àö√묨‚àÇetc | |
| 8. |
Which of the following is not the example of dihydric alcohol? |
| A. | Glycerin |
| B. | Parahydroxyphenol |
| C. | Resorcinol |
| D. | Catechol |
| Answer» B. Parahydroxyphenol | |
| 9. |
How many hydroxyl groups are present in diols? |
| A. | One |
| B. | Two |
| C. | Three |
| D. | Four |
| Answer» C. Three | |