Q8 of 59 Page 1

An aldehyde as well as a ketone can be represented by the same molecular formula, say C3H60.Write their structures and name them. State the relation between the two in the language of science.

The given Molecular formula is C3H60. The structure is as follows:


Aldehyde:



Ketone:


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They have a relation as they have same molecular formula but different structural formula. So, they are isomers.


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Write chemical equation of the reaction of ethanoic acid with the following:

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An element 'X' belongs to 3rd period and group 16 of the Modern Periodic Table.

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An element 'X' has mass number 35 and number of neutrons 18. Write atomic number and electronic configuration of 'X'. Also write group number, period number and valency of 'X'.