Q1. State 3 properties of acids.
Q2. State 3 properties of bases.
Q3. What is the value of pH of acid rain?
Q4. What is the pH range for acids and alkalis?
Q5.Which acid is used in lead acid batteries?
Q6. What is the chemical formula of potash alum?
Q7. Match the following items of column 1 with column 2 and choose the correct answer:
Column 1 Column 2
1) Acetic acid a) Stomach
2) Formic acid b)Curd
3) Lactic acid c) Bee sting
4) Hydrochloric acid d) Vinegar
Q8. Which acid is found in oranges and lemons?
Q9. Why is sulfuric acid a strong acid and acetic acid a weak acid?
Q10. What does baking powder contain?
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