Which of the following hydrides has the lowest boiling point?

Question

Which of the following hydrides has the lowest boiling point? (A)  H2O  (B)  H2S  (C)  H2Se  (D)  H2Te

Tardigrade Admin · Accepted Answer

In general, boiling points of hydrides increases on moving down the group but H2O has the highest boiling point due to H-bonding. Thus, H2S has the lowest/boiling point.

Q. Which of the following hydrides has the lowest boiling point?

$H_{2} O$

$H_{2} S$

$H_{2} S e$

$H_{2} T e$

In general, boiling points of hydrides increases on moving down the group but $H_{2} O$ has the highest boiling point due to H-bonding. Thus, $H_{2} S$ has the lowest/boiling point.

Q. Which of the following hydrides has the lowest boiling point?

H2​O

H2​S

H2​Se

H2​Te

In general, boiling points of hydrides increases on moving down the group but H2​O has the highest boiling point due to H-bonding. Thus, H2​S has the lowest/boiling point.

$H_{2} O$

$H_{2} S$

$H_{2} S e$

$H_{2} T e$

In general, boiling points of hydrides increases on moving down the group but $H_{2} O$ has the highest boiling point due to H-bonding. Thus, $H_{2} S$ has the lowest/boiling point.