MCQOPTIONS
Saved Bookmarks
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. |
Which is the commonly used chelator? |
| A. | tRhodamine B |
| B. | tEDTA |
| C. | tChlorine |
| D. | tBromine |
| Answer» C. tChlorine | |
| 2. |
________ is used in detergents to soften water. |
| A. | tHydraulic acid |
| B. | tSulphuric acid |
| C. | tCitric acid |
| D. | tChlorine |
| Answer» D. tChlorine | |