Some Basic Concepts of Chemistry

JEE Main · Chemistry · 9 past questions

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1. Q3 2026 4 Apr Shift 1

   Number of moles and number of molecules in 1.4187 L of SO$_2$ at STP respectively are

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2. Q7 2026 6 Apr Shift 1

   An oxide of iron contains 69.9% iron, its empirical formula, is…

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