Which of the following statements is incorrect?
- ABoron carbide is used as an abrasive.
- BBoron is used to increase the hardness of steel.
- CBoron sesquioxide $(B_2O_3)$ is used in the manufacture of borosilicate glass.
- DOrthoboric acid contains intermolecular $H$-bonding.
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Below are two statements,one labeled as Assertion $(A)$ and the other as Reason $(R):$
Assertion $(A)$: Among group $13$ elements,boron's melting point is unusually high $(2453 \ K)$.
Reason $(R):$ Solid boron has a strong crystalline lattice.
In the context of the above statements,choose the correct answer from the following options:
Assertion $(A)$: Among group $13$ elements,boron's melting point is unusually high $(2453 \ K)$.
Reason $(R):$ Solid boron has a strong crystalline lattice.
In the context of the above statements,choose the correct answer from the following options:
DifficultJEE MAIN 2024
View SolutionThe compound$(s)$ which react$(s)$ with $NH_3$ to give boron nitride $(BN)$ is(are):
Which of the following shows dimerisation?
Medium
View SolutionWhich of the following compounds exhibits acidic nature?
Medium
View SolutionWhat is the decreasing order of Lewis acid strength of boron halides?
Medium
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