Question

4. Classify the following substances as one / two / three acidic / acidic. HCI, H.SO, HNO HBO HCO H, PO NAOH, Ca(OH)2 Fe(OH)​

Answer 1

allergic jag kangaroo item item irk itching heck hatch

Answer 2

Classify Substances into acidic

Explanation:

• Acidic are those substances that can release proton in aq. solution.

• Acidic has value on the pH less than seven

• Acidic can further categorized into weak and strong acid

• Weak acidic are those which cannot be ionized completely.

• Strong acidic character substance can ionized fully.

• From all these substances $HCl , H_{2}SO_{4} , HNO_{3}$ are strong acidic while $H_{2} CO_{3} , H_{3}PO_{4}$ are weak acidic

• Neutral are those substances which maintain pH value on scale 7
• While basic are those ones which maintain pH value more then seven