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10th Andhra Pradesh Board
IMPORTANT
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What are strong and weak acids? In the following list of acids, separate strong acids from weak acids. Hydrochloric acid, citric acid, acetic acid, nitric acid, formic acid, sulphuric acid.

Important Questions on Acids, Bases and Salts

EASY
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 40
You are provided with 1 molar HCl solution and 1 molar acetic acid solution. Which of the two is likely to have a higher pH and why?
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10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 41
Fresh milk has pH 6. When it changes to curd (yogurt), will its pH value increase or decrease? Why?
MEDIUM
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 42
Three test tubes A, B and C contain aqueous solutions having pH equal to 3, 8 and 7 respectively. Arrange them in the order of their increasing acidic strength. 
HARD
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 43
Find out the pH of, H2SO4, HCl, and HNO3 and compare their acidic strength.
MEDIUM
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 44
What is meant by 'hydrated' and 'anhydrous' salts? Explain with examples.
MEDIUM
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 45
Write the names, formulae and colours of any two hydrated salts.
EASY
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 46
A milkman adds a very small amount of baking soda to fresh milk. Why does this milk take a long time to set as curd?
EASY
10th Andhra Pradesh Board
IMPORTANT
Physical Science Crash Course (Based on Revised Syllabus-2023)>Chapter 2 - Acids, Bases and Salts>Exercise>Q 47
What is the chemical formula of (a) baking soda and (b) washing soda?