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Get Answers to all your Questions
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- #s- Block Elements ( Alkali and Alkaline earth metals )
In context with beryllium, which one of the following statements is incorrect?
- Option 1)
It is rendered passive by nitric acid.
- Option 2)
It forms Be2C.
- Option 3)
Its salts rarely hydrolyze.
- Option 4)
Its hydride is electron-deficient and polymeric.
Answers (1)
As we learnt in
Anomalous behavious beryllium -
1) Due to small atomic and ionic size
2) High ionisation energy
3) No vacant d-orbitals
4) High hydration energy
-
Due to small size and high hydration energy of Be3+ ion its salts are easily hydrolysed.
Option 1)
It is rendered passive by nitric acid.
Incorrect
Option 2)
It forms Be2C.
Incorrect
Option 3)
Its salts rarely hydrolyze.
Correct
Option 4)
Its hydride is electron-deficient and polymeric.
Incorrect
View full answer
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