When a zinc metal rod is immersed in dilute hydrochloric add, it results in
A. Evolution of hydrogen
B. Evolution of chlorine
C. Evolution of oxygen
D. No evolution of any gas
Answer: Option A
Related Questions on Introduction to Metallurgy
Which of the following are not commercially manufactured by powder metallurgy
A. Aircraft brake pads
B. Self-lubricating bearings
C. Tungsten carbide based cutting tools
D. Turbine blades
A. 10 degrees
B. 21 degrees
C. 30 degrees
D. 50 degrees
Which crystal system does not have all axial angles at 90 degrees?
A. Tetragonal
B. rhombohedral
C. orthorhombic
D. cubic
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