Advertisements
Advertisements
प्रश्न
In context with beryllium, which one of the following statements is incorrect?
पर्याय
It is rendered passive by nitric acid
It forms Be2C
Its salts are rarely hydrolysed
Its hydride is electron deficient and polymeric
Advertisements
उत्तर
Its salts are rarely hydrolysed
APPEARS IN
संबंधित प्रश्न
Which one of the alkaline earth metal carbonates is thermally the most stable?
Assertion: Generally alkali and alkaline earth metals form superoxides.
Reason: There is a single bond between O and O in superoxides.
Write a balanced chemical equation for the following chemical reaction.
Rubidium with oxygen gas
Substantiate Lithium fluoride has the lowest solubility among group one metal fluorides.
Beryllium halides are covalent whereas magnesium halides are ionic why?
The reducing power of a metal depends on various factors. Suggest the factor which makes Li, the strongest reducing agent in aqueous solution.
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.
What is the structure of BeCl2 molecule in gaseous and solid state?
Assertion (A): Beryllium carbonate is kept in the atmosphere of carbon dioxide.
Reason (R): Beryllium carbonate is unstable and decomposes to give beryllium oxide and carbon dioxide.
