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प्रश्न
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.
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 true and reason is the correct explanation of assertion
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संबंधित प्रश्न
Discuss the general characteristics and gradation in properties of alkaline earth metals.
Which one of the alkaline earth metal carbonates is thermally the most stable?
The product obtained as a result of a reaction of nitrogen with CaC2 is ______.
Assertion: Generally alkali and alkaline earth metals form superoxides.
Reason: There is a single bond between O and O in superoxides.
In context with beryllium, which one of the following statements is incorrect?
Explain the important common features of Group 2 elements.
Some of the Group 2 metal halides are covalent and soluble in organic solvents. Among the following metal halides, the one which is soluble in ethanol is ______.
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
Name an element from Group 2 which forms an amphoteric oxide and a water soluble sulphate.
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.
