When the trioxonitrate (IV) salt of an alkali metal Y is heated, the formula of the residue is? By: Sunday|Published on: Aug 23|Categories: Chemistry WAEC| 0 comments A. Y2O B. YNO2 C. Y2O3 D. Y (NO2)2 E. YO2 Correct Answer: Option B – YNO2 Users Also Read These:Copper metal will react with concentrated…A metal sheet of area 100cm² was heated through…Which of the following compounds of trioxonitrate…A solid metal cube of side 10cm is heated from 10°C…The gas given off when NH4Cl is heated with an alkali is?SEE ALSO If 1 mole of sodium contains 6 x 10²³ atoms, how many atoms are contained in 0.6 g of sodium? [Na = 23]