Q155
H2SO4 (< 50% concentration) is corrosive to
A.
Aluminium, mild steel, stainless steel, concrete & tin
AnswerB.
Copper, cast iron & high silicon iron (14% Si)
C.
Rubber (butyl and hard), silicone rubber & teflon
D.
Glass, graphite, porcelain & stoneware
Answer: Option A
Solution
Answer: Option A
No explanation is given for this question Let's Discuss on Board