Which are the various forms of silica?
- AQuartz,cristobalite,and tridymite
- BGraphite,diamond,and fullerene
- CSilicates,zeolites,and silicones
- DQuartz,mica,and feldspar
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Similar Questions
Hydrolysis of which of the following does not occur?
MediumAIIMS 1982
View SolutionIn the following reaction,identify the nature of the product formed by the complete hydrolysis of the underlined atom at $R.T.$:
$\underline{S}OCl_2 + H_2O \longrightarrow H_2SO_3 + HCl$
$\underline{S}OCl_2 + H_2O \longrightarrow H_2SO_3 + HCl$
Difficult
View SolutionThe acidic oxide from the following is
Which of the following statements are correct?
$1.$ Charcoal can be obtained by heating wood in the absence of air.
$2.$ Charcoal is an impure form of graphite.
$3.$ Diamond is thermodynamically the most stable allotrope of carbon.
$4.$ Coke is used as an oxidising agent during the extraction of iron from its ores.
$1.$ Charcoal can be obtained by heating wood in the absence of air.
$2.$ Charcoal is an impure form of graphite.
$3.$ Diamond is thermodynamically the most stable allotrope of carbon.
$4.$ Coke is used as an oxidising agent during the extraction of iron from its ores.
Which one of the following is correct about the stability of the given ions?
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