JEE Main 21 Jan 2026 Shift 2 Paper Solved Paper

Section: Chemistry

Question : 63 of 75

Marks: +1, -0

By usual analysis, 1.00 g of compound (X) gave 1.79 g of magnesium pyrophosphate. The percentage of phosphorus in compound (X) is : (nearest integer) (Given, molar mass in gmol−1:0=16,Mg=24,P=31 )

[21 Jan 2026 Shift 2]

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