EASY
Earn 100

Why lithium chloride is the least soluble in the water among the chlorides of the alkali metals?

Important Questions on The s-Block Elements

HARD
Which of the following salt would give SO2 with hot and dil H2SO4 and also decolourises Br2 water?
MEDIUM
What would be the nature of oxides formed by the element on the left-hand side of the periodic table? Give one example of such oxide.
EASY
Regarding compounds of S - Block elements select the correct statements from the following.
MEDIUM
Why is Li2CO3 decomposed at a lower temperature whereas Na2CO3 at higher temperature?        
HARD
Compare and contrast the chemistry of Group-1 metals with those of Group-2 metals with respect to solubility and thermal stability of carbonates.
EASY
An element having electronic configuration 1s2 2s2 2p6 3s2 3p6 4s1 forms
HARD
Compare and contrast the chemistry of Group-1 metals with those of Group-2 metals with respect to polarising power of cations.
MEDIUM

Bulk of carbon dioxide (CO2)  released from body tissues into the blood is present as

EASY

Which of the following carbonates decomposes most readily on heating?

HARD
Compare and contrast the chemistry of Group-1 metals with those of Group-2 metals with respect to nature of oxides.
MEDIUM
Based on lattice energy and other considerations, which one of the following alkali metal chlorides is expected to have the highest melting point?