$A$ certain element forms a solid oxide which when dissolved in water forms an acidic solution. The element is:
- AArgon
- BPotassium
- CPhosphorus
- DSulphur
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The amorphous form of silica is
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View SolutionMatch List-$I$ with List-$II$.
List-$I$ List-$II$ $A$. Coke $I$. Carbon atoms are $sp^3$ hybridised $B$. Diamond $II$. Used as a dry lubricant $C$. Fullerene $III$. Used as a reducing agent $D$. Graphite $IV$. Cage like molecules
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
| $A$. Coke | $I$. Carbon atoms are $sp^3$ hybridised |
| $B$. Diamond | $II$. Used as a dry lubricant |
| $C$. Fullerene | $III$. Used as a reducing agent |
| $D$. Graphite | $IV$. Cage like molecules |
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