MEDIUM
11th Andhra Pradesh Board
IMPORTANT
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Why does the solubility of alkaline earth metal hydroxides in water increase down the group?

Important Questions on The s -Block Elements

MEDIUM
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 17
Why does the solubility of alkaline earth metal carbonates and sulphates in water decrease down the group?
HARD
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 18
Write the average composition of Portland cement.
EASY
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 19
Why is gypsum added to cement?
EASY
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 20
Why are alkali metals not found in the free state in nature?
MEDIUM
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 21
Potassium carbonate cannot be prepared by Solvay process. Why?
MEDIUM
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 22
Describe the important uses of caustic soda.
MEDIUM
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 23
Describe the important uses of sodium carbonate.
MEDIUM
11th Andhra Pradesh Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 24
Describe the important uses of quick lime.