MEDIUM
11th Telangana Board
IMPORTANT
Earn 100

State as to why, an aqueous solution of Na2CO3 is alkaline?

Important Questions on The s -Block Elements

HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 47
State as to why, alkali metals are prepared by the electrolytes of their fused chlorides?
HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 48
How would you explain the following observation, BeO is almost insoluble but BeSO4 is soluble in water?
HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 48
How would you explain the following observation, BaO is soluble but BaSO4 is insoluble in water?
HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 49

Justify the inclusion of alkali metals in the same group of the periodic table with reference to the following:
i) Electronic configuration
ii) Reducing nature
iii) Oxides and hydroxides.

HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 50
Write an essay on the differences between lithium and other alkali metals. 
HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 51
Discuss the preparation and properties of sodium carbonate.
HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 52
Justify the inclusion of alkaline earth metals and gradation in the following aspects:
i) Electronic configuration
ii) Reducing nature
iii) Oxides and hydroxides.
HARD
11th Telangana Board
IMPORTANT
Intermediate First Year Chemistry>Chapter 9 - The s -Block Elements>QUESTIONS>Q 53
Discuss on carbonates of alkaline earth metals.