The basic character of hydrides of the 15th-group elements decreases in the order

Question

The basic character of hydrides of the 15th-group elements decreases in the order

The basic character of hydrides of the 15th-group elements decreases in the order
A. `SbH_(3) gt PH_(3) gt AsH_(3) gt NH_(3)`
B. `NH_(3) gt SbH_(3) gt PH_(3) gt AsH_(3)`
C. `NH_(3) gt PH_(3) gt AsH_(3) gt SbH_(3)`
D. `SbH_(3) gt AsH_(3) gt PH_(3) gt NH_(3)`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`NH_(3) gt PH_(3) gt AsH_(3) gt SbH_(3)`
On moving down the group atomic size increases and availability of lone pair decreases. Hence, basic character decreases,

5 views Answered 2023-02-05 15:29