JEE Main 2022 — Some Basic Concepts Of Chemistry Question with Solution
From: JEE Main 2022 (Online) 29th July Evening Shift
Question
When coal of purity 60% is allowed to burn in presence of insufficient oxygen, 60% of carbon is converted into 'CO' and the remaining is converted into ''. The heat generated when of coal is burnt is _________.
Choose an option
Show full solutionCorrect option: D
Step-by-step explanation
of it is carbon
So weight of carbon
moles of carbon moles
Heat generated
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This is a previous-year question from JEE Main 2022, covering the Some Basic Concepts Of Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.