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P Block Elements question

2003 · Shift 0 · Q29

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JEE Main
Chemistry
P Block Elements
2003 · Shift 0 · Q29

P Block Elements question

2003 · Shift 0 · Q29

JEE MainChemistryP Block ElementsMCQ+4 / −1

Which one of the following substances has the highest proton affinity?

A
$H_2S$
B
$NH_3$
C
$PH_3$
D
$H_2O$

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