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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
Discuss the general characteristics and gradation in properties of alkaline earth metals.
In context with beryllium, which one of the following statements is incorrect?
Discuss briefly the similarities between beryllium and aluminium.
Why alkaline earth metals are harder than alkali metals?
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
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.
Among the following alkaline earth metal halides, one which is covalent and soluble in organic solvents is ______.
Given below are two statements:
Statement I: Colourless cupric metaborate is reduced to cuprous metaborate in a luminous flame.
Statement II: Cuprous metaborate is obtained by heating boric anhydride and copper sulphate in a non-luminous flame.
In the light of the above statements, choose the most appropriate answer from the options given below.
MgBr2 and Mgl2 are soluble in acetone because of ______.
PbCl4 exists but PbBr4 and Pbl4 do not because of ______.
