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Different Observations of Substances

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Different Observations of Substances

Question

Explain each of the following observations
a. Soft drinks fizz when the cap is removed
b. Diamond does not conduct electricity while graphite does
c. Pure nitric acid is colorless but during its laboratory preparation it appears yellow.

Answer

a. Production of carbon (IV) oxide used in preservation
b. Diamond has no delocalised electrons
c. Nitric (V) acid prepared in the laboratory has dissolved nitrogen (IV) oxide.


   Related Questions

Q. Graphite is one of the allotropes of carbon. Name one other element that exhibits allotropy. Explain why graphite is used as a lubricant. Q. Diamond and graphite are allotropes of carbon. In terms of structure and bonding. Explain the following. Diamond is used in drilling through hard rocks. Graphite is used as a lubricant.

   Related Topics

Simple Classification of Substances Air Oxygen and Combustion Water and Hydrogen - Reactions of water with Metals Structure of the Atom and The Periodic Table Structure and Bonding Organic Chemistry I - Introduction and Alkanes Organic Chemistry I - Alkenes Organic Chemistry I - Alkynes Oxides of Nitrogen