Moissan boron is
- AAmorphous boron of ultra purity
- BCrystalline boron of ultra purity
- CAmorphous boron of low purity
- DCrystalline boron of low purity
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Similar Questions
Inorganic graphite is:
Easy
View SolutionConsider the following reactions.
$Na_{2}B_{4}O_{7} \xrightarrow{\Delta} 2 X + Y$
$CuSO_{4} + Y \xrightarrow{\text{Non-Luminous flame}} Z + SO_{3}$
$2Z + 2X + \text{Carbon} \xrightarrow{\text{Luminous flame}} 2Q + Na_{2}B_{4}O_{7} + CO$
The oxidation states of $Cu$ in $Z$ and $Q$, respectively are:
$Na_{2}B_{4}O_{7} \xrightarrow{\Delta} 2 X + Y$
$CuSO_{4} + Y \xrightarrow{\text{Non-Luminous flame}} Z + SO_{3}$
$2Z + 2X + \text{Carbon} \xrightarrow{\text{Luminous flame}} 2Q + Na_{2}B_{4}O_{7} + CO$
The oxidation states of $Cu$ in $Z$ and $Q$, respectively are:
DifficultJEE MAIN 2026
View SolutionWhich of the following pairs contains structurally similar substances?
Medium
View SolutionWhich of the following halides of group $13$ elements is the most acidic?
Medium
View SolutionWhat is the decreasing order of Lewis acid strength of boron halides?
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