Which of the following is true for an element in group $13$ of the periodic table?
- AIt is a gas at room temperature.
- BIts oxidation state is $+4$.
- CIt shows $R_2O_3$ type oxide.
- DIt forms $RX_2$ type halides.
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Similar Questions
Which of the following is a use of alum?
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:
Which metal is protected by a layer of its own oxide?
Easy
View SolutionIn the reaction $B(OH)_{3} + 2 H_{2}O \rightarrow [B(OH)_{4}]^{-} + H_{3}O^{+}$,$B(OH)_{3}$ functions as:
Statement-$1$: Orthoboric acid acts as a weak monobasic acid in water.
Statement-$2$: Orthoboric acid acts as a proton donor in water.
Statement-$2$: Orthoboric acid acts as a proton donor in water.
Medium
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