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Question 1:

Using the periodic table answer the following questions:

A. Why are the elements on the left hand side group very active metals?
B. What do you understand by the term electronegativity?
C. How does electronegativity vary in:
(I) Groups (ii) Periods
D. Name the:
(i) most metallic element in the periodic table.
(ii) most nonmetallic element in the periodic table
E. Explain why the atom of Na is bigger than the atom of Cl

Question 2: answer the following question
What is organic chemistry?
List the five main organic compounds?
Why is organic chemistry so important?

Define functional groups.

Question 3 Fill in the table below:

Functional Group

Name

Example

2425_Functional Group.jpg

Alkane

CH3CH2CH3     (propane)

2162_Functional Group1.jpg

 

 

 

Alcohol

 

2463_Functional Group2.jpg

 

 

 

Carboxylic acid

 

193_Functional Group3.jpg

 

 

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