Question
Question: Which of the following groups represents the saline hydrides ?...
Which of the following groups represents the saline hydrides ?
A
NaH, KaH, CaH2
B
NaH, SiH4, CaH2
C
NH3, BH3, AlH3
D
None of these
Answer
NaH, KaH, CaH2
Explanation
Solution
Saline hydride means salt like hydride. Alkali metals and alkaline earth metals and some highly + ve members of lanthanide series can transfer electron easily to hydrogen atoms. Ex. NaH, KH, CaH2 | (Si, B, and Al do not form salt like hydride).