Question : Which of the following sets make the terminals of the torch cell?
A. carbon - copper
B. zinc - aluminium
C. zinc - copper
D. carbon - zinc
Question Listed : Carbon, Zinc, Metals,
Question : The trace metal present in insulin is
A. manganese
B. cobalt
C. zinc
D. iron
Question Listed : Zinc, Metals,
Question : Galvanized iron has a thin coating of :
A. aluminium
B. zinc
C. tin
D. copper
Question Listed : Zinc, Metals,
Question : Food cans are coated with tin but not with zinc because
A. tin is more reactive than zinc
B. zinc is more reactive than tin
C. zinc has higher melting point than tin
D. zinc is costlier than tin
Question Listed : Zinc, Tin, Metals,
Question : Which of the following does not contain a coinage metal?
A. Copper and Gold
B. Copper and Silver
C. Zinc and Gold
D. Silver and Gold
Question Listed : Zinc, Gold, Elements, Metals,
Question : Galvanised iron sheets have a coating of
A. tin
B. zinc
C. chromium
D. lead
Question Listed : Zinc, Elements, Metals,