Q. Which of the following is not a form of brass?
Answer: Field's metal
Notes: Field's metal is an alloy of bismuth, indium, and tin, with the following percentages by weight: 32.5% Bi, 51% In, 16.5% Sn. Dutch metal, Prince's metal and Muntz metal are a form of brass.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 28 in Chemistry-5-Mixtures in above course in App.