Question
Question: Which of the following is not matched correctly with its use?...
Which of the following is not matched correctly with its use?
A
Piezoelectric material - Quartz
B
Ion – exchangers – Graphite
C
Filtration plants – Silica
D
Electrical insulators – Silicones
Answer
Ion – exchangers – Graphite
Explanation
Solution
: Zeolites are used as ion exchangers in softening of hard water.