What is meant by the chelate effect? Give an example. 12. Discuss briefly giving an example in each case the role of coordination compounds in: (i) biological systems (iii) analytical chemistry ...

To help students, we have provided the NCERT Solutions for Class 12 Chemistry Chapter 9 Amines here. NCERT solutions are considered the best study material to score well in the board exams.

We're covering all devices in the iPhone 12 range on this page but it's generally only the standard model that's still available at most retailers. The Pro models and the mini are all long ...

The tradition of eating 12 grapes at midnight on New Year's Eve, rooted in Spanish culture, is believed to manifest good luck and prosperity for the coming year. The ritual involves eating one ...

“There are very few class differences in Switzerland,” Christoph Stokar, who wrote Der Schweizer Knigge (the Swiss etiquette manual), tells swissinfo.ch ... cylinder or 12-cylinder or ...