SmritiPlanInsightsReview
Topics/General Science/Chemistry

Hydrogen & Compounds

6 questions

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Q.1U.P.P.C.S. (Pre) 2007
MCQ

Which of the following is the most common element in the Universe?

Q.2U.P. Lower Sub. (Pre) 2015
MCQ

Which one of the following fuels causes minimum air pollution?

Q.3U.P.P.C.S. (Mains) 2007; U.P.P.C.S. (Pre) 1993, 2016
MCQ

Heavy water –

Q.4U.P. Lower Sub. (Mains) 2015
MCQ

Heavy water has molecular weight :

Q.5U.P.P.C.S. (Mains) 2013
MCQ

The process used for transforming salty water into pure water is called –

Q.6U.P.P.C.S. (Mains) 2013
MCQ

The gas used in the manufacture of Vanaspati Ghee from Vanaspati Oil is –