Which of the following is $NOT$ true regarding the structure of diborane $(B_2H_6)$?
- AIt contains four terminal hydrogen atoms and two bridging hydrogen atoms.
- BThe terminal hydrogen atoms and boron atoms lie in the same plane.
- CIt contains one four-center bond and two three-center bonds.
- DThe hybrid orbitals of the boron atom each contain one electron.
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Similar Questions
Given below are two statements: one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: Boron is unable to form $BF_{6}^{3-}$.
Reason $R$: Size of $B$ is very small.
In the light of the above statements,choose the correct answer from the options given below.
Assertion $A$: Boron is unable to form $BF_{6}^{3-}$.
Reason $R$: Size of $B$ is very small.
In the light of the above statements,choose the correct answer from the options given below.
Explain the nature of boric acid $(H_3BO_3)$ as a Lewis acid in water. The structure of $H_3BO_3$ is given below:
$H-O-B(OH)_2$
$H-O-B(OH)_2$
Medium
View SolutionMatch Column-$I$ with Column-$II$ :
Column-$I$ Column-$II$ $A$. $Bi^{+3} \to (BiO)^{+}$ $P$. Heat $B$. $[AlO_2]^{-} \to Al(OH)_3$ $Q$. Hydrolysis $C$. $SiO_4^{-4} \to Si_2O_7^{-6}$ $R$. Acidification $D$. $(B_4O_7)^{-2} \to [B(OH)_3]$ $S$. Dilution with water
| Column-$I$ | Column-$II$ |
| $A$. $Bi^{+3} \to (BiO)^{+}$ | $P$. Heat |
| $B$. $[AlO_2]^{-} \to Al(OH)_3$ | $Q$. Hydrolysis |
| $C$. $SiO_4^{-4} \to Si_2O_7^{-6}$ | $R$. Acidification |
| $D$. $(B_4O_7)^{-2} \to [B(OH)_3]$ | $S$. Dilution with water |
Easy
View SolutionMatch the following:
List-$I$ (Group $13$ element) List-$II$ (Metallic radius,$pm$) $A$. $Al$ $I$. $135$ $B$. $Ga$ $II$. $143$ $C$. $In$ $III$. $170$ $D$. $Tl$ $IV$. $167$
The correct answer is:
| List-$I$ (Group $13$ element) | List-$II$ (Metallic radius,$pm$) |
|---|---|
| $A$. $Al$ | $I$. $135$ |
| $B$. $Ga$ | $II$. $143$ |
| $C$. $In$ | $III$. $170$ |
| $D$. $Tl$ | $IV$. $167$ |
The correct answer is:
Two students were given the task to prepare an adduct $NH_3 \to BH_3$ at low temperature :-
Student $I$ :- She mixed $B_2H_6$ and $NH_3$
Student $II$ :- He mixed $B_2H_6$ with $THF$ followed by addition of $NH_3$
Which student is expected to get the $CORRECT$ final product?
Student $I$ :- She mixed $B_2H_6$ and $NH_3$
Student $II$ :- He mixed $B_2H_6$ with $THF$ followed by addition of $NH_3$
Which student is expected to get the $CORRECT$ final product?
Difficult
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