A. Silicone rubber, teflon, porcelain and wood
B. Nickel, monel, stainless steel and graphite
C. Aluminium, copper, high silicon iron
D. Brass, cast iron, mild steel and tin
Related Mcqs:
- Refined acetic acid storage vessel are made of___________________?
A. Copper
B. Aluminium
C. High carbon steel
D. Nickel - Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?
A. Monel
B. Stainless steel
C. Graphite
D. Kel-F and Teflon - For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is__________________?
A. Stainless steel
B. Cast iron
C. Aluminium
D. Nickel - Which of the following material of construction may be recommended by a chemical engineer for handling a gaseous chlorine (dry or wet) stream in a fluid flow system ?
A. High silicon iron, silicon rubber, Kel-F and Teflon
B. Mild steel and stainless steel
C. Cast iron, tin and aluminium
D. Copper, nickel and Monel - Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with______________?
A. Acidic refractory
B. Rubber
C. Karbate
D. Lead or acid proof bricks - Sulphuric acid is mixed with ground phosphate rock (to produce phosphoric acid) in a steel digestor lined with__________________?
A. Acidic refractory
B. Rubber
C. Karbate
D. Lead or acid-proof bricks - In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of_____________________?
A. Stainless steel
B. Cast iron
C. Lead lined steel
D. Rubber lined steel - Lead lined equipments & vessels are suitable for handling __________________?
A. Hydrochloric acid (10%)
B. Nitric acid
C. Sulphuric acid upto 60°C
D. All A., B. and C. - Wrought iron is a suitable material of construction for handling _____________ solutions?
A. Dilute acidic
B. Concentrated acidic
C. Alkalis & alkaline
D. None of these - Glass lined vessels are not used for handling/storing__________________?
A. Dilute H2SO4
B. Dilute HNO3
C. Dilute HCl
D. Hydrofluoric acid
