Advertisements
Advertisements
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
Advertisements
उत्तर
Its salts are rarely hydrolysed
APPEARS IN
संबंधित प्रश्न
Which of the following has the highest hydration energy
Discuss briefly the similarities between beryllium and aluminium.
Alkaline earth metal (A), belongs to 3rd period reacts with oxygen and nitrogen to form compound (B) and (C) respectively. It undergoes metal displacement reaction with AgNO3 solution to form compound (D). Identify A, B, C and D.
Why alkaline earth metals are harder than alkali metals?
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
What is the structure of BeCl2 molecule in gaseous and solid state?
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.
Alkaline earth metals show ______.
Among the following alkaline earth metal halides, one which is covalent and soluble in organic solvents is ______.
