A. Dilute acidic
B. Concentrated acidic
C. Alkalis & alkaline
D. None of these
Related Mcqs:
- Wrought iron is a suitable material of construction for handling _____________ solutions?
A. Dilute acidic
B. Concentrated acidic
C. Alkalis & alkaline
D. None of these - 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 - Specify the material of construction suitable for handling concentrated HNO3 at 100°C ?
A. High silicon iron, Kel-F and Teflon
B. Tin and wood
C. Silicone rubber
D. Stainless steel - 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 - 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 - Wrought iron is having very high ________________?
A. Hardness
B. Strength
C. Corrosion resistance
D. Susceptibility to changes in its properties by heat treatment - Wrought iron is ____________________?
A. High carbon iron
B. Highly resistance to acid corrosion
C. Malleable & ductile; and hence is used for chain links, hooks & couplings
D. An alloy of iron, chromium & carbon - Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70% ?
A. Cast iron
B. Steel
C. Nickel
D. Karbate - A suitable material of construction to use with fuming sulphuric acid is_________________?
A. Carbon steel
B. Stainless steel type 304
C. Nickel
D. Monel - Most suitable material of construction for the storage of concentrated nitric acid is__________________?
A. Cast iron
B. Monel
C. Karbate
D. Aluminium or chromium alloys (Cr > 18% for cold acid)
