Saved Bookmarks
| 1. |
When some iron objects are kept in moist air for a few days, their surface gets coated with a reddish-brown powdery mass. What is the chemical name given to this mass? |
|
Answer» When some iron objects are kept in moist air for a few days, their surface gets coated with a reddish-brown powdery mass. What is the chemical name given to this mass? |
|