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प्रश्न
Assertion: Generally alkali and alkaline earth metals form superoxides.
Reason: There is a single bond between O and O in superoxides.
विकल्प
both assertion and reason are true and reason is the correct explanation of assertion
both assertion and reason are true but reason is not the correct explanation of assertion
assertion is true but reason is false
both assertion and reason are false
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उत्तर
both assertion and reason are false
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संबंधित प्रश्न
Which one of the alkaline earth metal carbonates is thermally the most stable?
Assertion: BeSO4 is soluble in water while BaSO4 is not
Reason: Hydration energy decreases down the group from Be to Ba and lattice energy remains almost constant.
Discuss briefly the similarities between beryllium and aluminium.
Explain the important common features of Group 2 elements.
Why alkaline earth metals are harder than alkali metals?
Name an element from Group 2 which forms an amphoteric oxide and a water soluble sulphate.
Discuss the trend of the following:
Thermal stability of carbonates of Group 2 elements.
Alkaline earth metals show ______.
MgBr2 and Mgl2 are soluble in acetone because of ______.
PbCl4 exists but PbBr4 and Pbl4 do not because of ______.
