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JEE Main Chemistry question

ChemistryRedox ReactionsJEE Main

How many species out of the following have reducing properties? NH_3, PH_3, H_3PO_2, H_3PO_3, H_3PO_4, LiAlH_4, BH_3

Answer: 6

Solution

(), (), () and () can each be further oxidised and so act as reducing agents; and contain hydridic hydrogen ()

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Question ID VK-138427