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प्रश्न
Which of the following has the highest hydration energy
पर्याय
MgCl2
CaCl2
BaCl2
SrCl2
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उत्तर
MgCl2
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संबंधित प्रश्न
Beryllium and magnesium do not give colour to flame whereas other alkaline earth metals do so. Why?
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.
In context with beryllium, which one of the following statements is incorrect?
Write a balanced chemical equation for the following chemical reaction.
Rubidium with oxygen gas
Beryllium halides are covalent whereas magnesium halides are ionic why?
Identify the correct formula of halides of alkaline earth metals from the following.
(i) BaCl2.2H2O
(ii) BaCl2.4H2O
(iii) CaCl2.6H2O
(iv) SrCl2.4H2O
Discuss the trend of the following:
The solubility and the nature of oxides of Group 2 elements.
Why are BeSO4 and MgSO4 readily soluble in water while CaSO4, SrSO4 and BaSO4 are insoluble?
An element of group 2 forms covalent oxide which is amphoteric in nature and dissolves in water to give an amphoteric hydroxide. Identify the element and write chemical reactions of the hydroxide of the element with an alkali and an acid.
MgBr2 and Mgl2 are soluble in acetone because of ______.
