Which of the following compounds is used in cosmetic surgery?
- ASilica
- BSilicates
- CSilicones
- DZeolites
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Buckminsterfullerene contains the following $X$ number of six-membered and $Y$ number of five-membered rings. What is the value of $X$ and $Y$?
Identify the correct statements from the following:
$(a)$ $CO_{2(s)}$ (dry ice) is used as a refrigerant for ice-cream and frozen food.
$(b)$ The structure of $C_{60}$ contains $20$ six-membered rings and $12$ five-membered rings.
$(c)$ $ZSM-5$,a type of zeolite,is used to convert alcohols into gasoline.
$(d)$ $CO$ is a colorless and odorless gas.
$(a)$ $CO_{2(s)}$ (dry ice) is used as a refrigerant for ice-cream and frozen food.
$(b)$ The structure of $C_{60}$ contains $20$ six-membered rings and $12$ five-membered rings.
$(c)$ $ZSM-5$,a type of zeolite,is used to convert alcohols into gasoline.
$(d)$ $CO$ is a colorless and odorless gas.
MediumNEET 2020
View SolutionWhich of the following has the lowest melting point?
Which of the following statements is incorrect regarding zeolites?
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View SolutionWhich of the following elements forms a molecule consisting of eight of its own atoms?
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