Which of the following statements is incorrect?
- ABoron trifluoride is a strong Lewis base
- BAluminium is a good reducing agent
- C$B$ resembles $Si$ in many of its properties
- DBoron shows $+3$ oxidation state
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The correct statements about the compounds of boron are:
$I$. In borax bead test, the colour of cobalt metaborate is blue.
$II$. Diborane is prepared by the oxidation of sodium borohydride with iodine.
$III$. In diborane, the oxidation state of hydrogen is $+1$.
$IV$. Boric acid is a tribasic acid.
$I$. In borax bead test, the colour of cobalt metaborate is blue.
$II$. Diborane is prepared by the oxidation of sodium borohydride with iodine.
$III$. In diborane, the oxidation state of hydrogen is $+1$.
$IV$. Boric acid is a tribasic acid.
The structure of diborane $(B_2H_6)$ contains :-
Medium
View SolutionGive important trends and anomalous properties of boron.
Medium
View SolutionDiscuss the pattern of variation in the oxidation states of $(i)$ $B$ to $Tl$ and $(ii)$ $C$ to $Pb$.
Easy
View SolutionWhy does boron trifluoride $(BF_3)$ behave as a Lewis acid?
Medium
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