A. Freon
B. H2SO4 (95%) at room temperature
C. H2SO4 (fuming)
D. Wet SO2
Related Mcqs:
- Mild steel storage vessels are suitable for the storage of___________________?
A. Anhydrous ammonia
B. Fatty acids
C. Hydrochloric acid (95%)
D. Sulphuric acid (25%) - White cast iron as compared to grey cast iron is ________________?
A. More durable
B. Very brittle
C. Very hard
D. All A., B. & C. - Containers made of high silicon cast iron (14% Si) are not suitable for the storage of ____________________?
A. Acetic acid
B. Benzoic & boric acids
C. Phosphoric acid (95%) & sulphuric acid (95%)
D. Hydrochloric acid (concentrated) - Out of the following, copper vessels are the most suitable for the storage of__________________?
A. Bromine
B. Dry chlorine & dry fluorine
C. Nitric acid (95% and fuming)
D. Phosphoric acid (95%) & sulphuric acid (95% and fuming) - 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. - The most distinguished property of malleable cast iron is its high_________________?
A. Ductility
B. Hardness
C. Malleability
D. None of these - Corrosion resisting properties of cast iron are significantly improved by the addition of 12 – 15% of___________________?
A. Tungsten
B. Vanadium
C. Silicon
D. All A., B. & C. - Cast iron is a ______________ material?
A. Brittle
B. Ductile
C. Tough
D. Malleable - Cast iron has____________________?
A. High ductility
B. High malleability
C. Very high tensile strength
D. Its elastic limit very close to ultimate breaking strength - Which one is remelted and poured into moulds to get cast iron ?
A. Wrought iron
B. Pig iron
C. Low carbon steel
D. Mild steel
