List of top Chemistry Questions on Hydrides

Consider the following statements:
Statement-I: H$_2$Se is more acidic than H$_2$Te.
Statement-II: H$_2$Se has higher bond dissociation enthalpy than H$_2$Te.
In light of the above statements, choose the correct option:

A group 15 element forms \( d\pi - d\pi \) bond with transition metals. It also forms a hydride, which is the strongest base among the hydrides of other group members that form \( d\pi - d\pi \) bonds. The atomic number of the element is …….

Identify the hydride which is not correctly matched with the example given in brackets.
Which of the following reactions give $\mathrm{H_2}$ as one of the products? (Reactions are not balanced.)
  • $\mathrm{NaBH_4 + I_2}$
  • $\mathrm{B_2H_6 + N(CH_3)_3}$
  • $\mathrm{Al + NaOH + H_2O}$
  • $\mathrm{BF_3 + NaH}$
Among the following, which is an ionic hydride?
Statement-I : Among \(15^{th}\) group hydrides reducing character decreases from
\(NH_3\) to \(BiH_3\).
Statement-II : \(E_2O_3\) and \(E_2O_5\) are always basic. [Where \(E\) is group \(15\) element]
What is the order of reducing character for \(AsH_3, NH_3, PH_3\) (group \(15\) hydrides)?
Identify the incorrect statement:
Among the following, the correctly matched pair is:
Among the following, which is the correct statement?
Which of the following statement(s) is/are correct?
a) NaH is non-volatile hydride
b) MgH$_2$ is polymeric hydride
c) NH$_3$ is an electron precise hydride
d) H$_2$O is an electron rich hydride

Match the following (Types of Hydrides vs. Group Elements):

TypeGroup Elements
A. Electron-deficientI. Group 13
B. Electron-richII. Group 15
C. Electron-preciseIII. Group 14
D. InterstitialIV. Group 4 (d-block metals)
Lithium aluminium hydride can be prepared from the reaction of
Bond dissociation energy of "E-H" bond of the " $H _2 E$ " hydrides of group $16$ elements (given below), follows order.
A. $O$ B. $S$ C. $Se$ D. $Te$
Choose the correct from the options given below:
Which hydride among the following is less stable?
The reaction of diborane in diethyl ether with X gives metal borohydride. X is a:
The correct statements among (a) to (b) are: (a) saline hydrides produce $H_2$ gas when reacted with ${H2O}$. (b) reaction of $LiAH_4$ with $BF_3$ leads to $B_2H_6$. (c) $PH_3$ and $CH_4$ are electron - rich and electronprecise hydrides, respectively. (d) HF and $CH_4$ are called as molecular hydrides.
NaH is an example of :
The boiling point of water is exceptionally high because
The hydride ion $H^-$ is stronger base than its hydroxide ion $OH^-$. Which of the following reactions will occur if sodium hydride (NaH) is dissolved in water?
The hydride ion, $H^-$, is a stronger base than the hydroxide ion, $OH^-$. Which one of the following reactions will occur if sodium hydride (NaH) is dissolved in water?
Metals of groups 7, 8 and 9 do not form metallic hydrides. This is termed as
The various types of hydrides and examples of each type are given below : Choose the correct matching from the codes given below :