Question

State the purpose of an auxiliary complexing agent and taking an example, illustrate its use.

Answer 1

Worldwide spending on advertising in 2015 amounted to an estimated US$529.43 billion.[5] Advertising's projected distribution for 2017 was 40.4% on TV, 33.3% on digital, 9% on newspapers, 6.9% on magazines, 5.8% on outdoor and 4.3% on radio.[6] Internationally, the largest ("big four") advertising-agency groups are Interpublic, Omnicom, Publicis, and WPP.[7]