Nitrous oxide: GK, General Studies and Current Affairs

Global Drug Survey

The Global Drug Survey (GDS) is an anonymised, online survey based on a detailed questionnaire to assess trends in drug use and self-reported harms among regular drug users and early adopters of new trends. The survey which encompassed nearly 1,00,000 respondents from 30 countries on recreational drug use for the first time polled respondents from ..

Basic Chemistry Questions & Answers

Click Here to Visit all updated Chemistry Questions 1. Which among the following methods can be used to remove the permanent hardness in water due to calcium or magnesium sulphates? [A]Sulphonate method [B]Nitrate method [C]Zeolite method [D]None of these Zeolite method Show Answer 2. Which among the following is the main constituent of Biogas? [A]Methane ..