Arranging Acidity and Basicity in Organic Compounds: Tips for Quick Sequencing

In summary, acidity and basicity are determined by the concentration of hydrogen ions (H+) and hydroxide ions (OH-) in a solution. An increase in acidity is caused by an increase in the concentration of H+ ions, while an increase in basicity is caused by an increase in the concentration of OH- ions. pH is a measure of the concentration of H+ ions in a solution, with low pH indicating high acidity and high pH indicating high basicity. Acidity and basicity can be measured using a pH meter or pH strips, which give a numerical value on a scale of 0-14. Acids release H+ ions in water and have a sour taste, while bases release OH- ions in water and have
  • #1
pink_ele
17
0
i face difficulty in Q where we hav to arrange compounds/aromatic compounds in increasing order of acidity r basicity,please tell me easy way to solve such arranging sequences Q quickly.:confused:
 
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  • #2
Can't be done unless we know the compounds...
 
  • #3
A rough guide to organic molecules: things like carboxylic acids, are obviously acidic. When you see nitrogens in organic molecules think basic. Other than that it is hard to tell basicity/acidity without seeing the molecule.
 
  • #4
you also have to consider atoms such as chlorine which induce a -I effect on a benzene ring affecting basicty...
 

1. What causes an increase in acidity or basicity?

Acidity and basicity are determined by the concentration of hydrogen ions (H+) and hydroxide ions (OH-) in a solution. An increase in acidity is caused by an increase in the concentration of H+ ions, while an increase in basicity is caused by an increase in the concentration of OH- ions.

2. How does pH affect acidity and basicity?

pH is a measure of the concentration of H+ ions in a solution. A low pH indicates high acidity, while a high pH indicates high basicity. A change in pH by one unit represents a tenfold change in acidity or basicity.

3. How can acidity and basicity be measured?

The most common way to measure acidity and basicity is by using a pH meter or pH strips. These tools measure the concentration of H+ or OH- ions in a solution and give a numerical value on a scale of 0-14.

4. How do acids and bases differ in their chemical properties?

Acids are substances that release H+ ions in water, while bases are substances that release OH- ions in water. Acids have a sour taste, can corrode metals, and turn litmus paper red. Bases have a bitter taste, feel slippery, and turn litmus paper blue.

5. What are some common examples of acidic and basic substances?

Common acids include lemon juice, vinegar, and battery acid. Common bases include baking soda, ammonia, and bleach. It's important to note that some substances may act as acids or bases depending on the solution they are in.

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