MCQOPTIONS
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| 1. |
Gold number gives [NCERT 1987; MNR 1987; UPSEAT 2002; Kurukshetra CET 2002; MP PMT 2004] |
| A. | The amount of gold present in the colloid |
| B. | The amount of gold required to break the colloid |
| C. | The amount of gold required to protect the colloid |
| D. | None of these |
| Answer» E. | |