MCQOPTIONS
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MCQOPTIONS
This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The buffer used in the EDTA solution must have the PH of ___________ |
| A. | 20 |
| B. | 15 |
| C. | 10 |
| D. | 5 |
| Answer» D. 5 | |
| 2. |
_________ drops of indicator is used in the EDTA method. |
| A. | 1 to 2 drops |
| B. | 2 to 3 drops |
| C. | 2 to 4 drops |
| D. | 5 to 8 drops |
| Answer» B. 2 to 3 drops | |
| 3. |
To prepare EDTA solution _________ grams of EDTA is dissolved in the one litre of water. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 4. |
At PH=10, the metal dye complex has the colour ________ |
| A. | Wine red |
| B. | Blue |
| C. | Green |
| D. | Pink |
| Answer» B. Blue | |
| 5. |
The indicator used in the EDTA method is ___________ |
| A. | Benzene |
| B. | Phenopthalene |
| C. | Ethylene diamine |
| D. | Erichrome black T |
| Answer» E. | |
| 6. |
EDTA method is also called as _________ |
| A. | Complexometric titration |
| B. | Complex titration |
| C. | Complement titration |
| D. | Complexion titration |
| Answer» B. Complex titration | |