JEE Main 9 January 2020, Shift 1, Chemistry Q50

Question 50 of 75 in this shift, Chemistry question 25 of 25, Section B.

The mass percentage of nitrogen in histamine is ________.

Official answer

37.80 to 38.20

NTA final key (Jan 2020). Any value in the range scored.

Chapter: Some Basic Concepts of Chemistry
Topic: No close match in our taxonomy
Idea tested: No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.