Question : Which among the following elements comes under metalloids?
Option 1: Germanium
Option 2: Zinc
Option 3: Silver
Option 4: Gold
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Correct Answer: Germanium
Solution : The correct option is Germanium.
Germanium is a metalloid element with the atomic number 32 and symbol Ge. It has intermediate qualities between metals and nonmetals, making it a component in semiconductor technology and numerous electrical devices. Zinc, gold, and silver are transition metals. The periodic table's d-block contains transition metals commonly found between groups 3 and 12.
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Question : Which of the following elements is more reactive than copper?
Option 1: Gold
Option 4: Platinum
Question : Which among the following metals is used for galvanisation?
Option 1: Zinc
Option 2: Copper
Option 3: Iron
Option 4: Silver
Question : German silver is an alloy of
Option 1: Copper, nickel and silver
Option 2: Silver ,copper and aluminium
Option 3: Zinc copper and nickel
Option 4: Zinc silver and copper
Question : Which one of the following is an ohmic conductor?
Option 2: silicon
Option 3: carbon
Option 4: silver
Question : Which of the following metals is most ductile?
Option 1: Copper
Option 2: Silver
Option 3: Gold
Option 4: Aluminium
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