Q1. B) Answer the following questions in one sentence:
a) What is meant by organic compound?
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b) Define allotropy.
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c) Write the two uses of diamond.
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d) Write the molecular formula, mass number, and melting point of carbon dioxide.
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a. Any of a large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements are known as organic compounds.
b. Allotropy is the ability of a certain element, to exist in more than one forms.
c. (i) it is used in making jewelleries.
(ii) as it is durable it is used to cut various materials.
d. molecular formula -: CO2
mass -: 12 amu
melting point -: -78.5 degree C
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