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प्रश्न
In context with beryllium, which one of the following statements is incorrect?
विकल्प
It is rendered passive by nitric acid
It forms Be2C
Its salts are rarely hydrolysed
Its hydride is electron deficient and polymeric
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उत्तर
Its salts are rarely hydrolysed
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संबंधित प्रश्न
The product obtained as a result of a reaction of nitrogen with CaC2 is ______.
Substantiate Lithium fluoride has the lowest solubility among group one metal fluorides.
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.
Discuss the trend of the following:
Thermal stability of carbonates of Group 2 elements.
Discuss the trend of the following:
The solubility and the nature of oxides of Group 2 elements.
Alkaline earth metals show ______.
PbCl4 exists but PbBr4 and Pbl4 do not because of ______.
