Adaptive Practice
Metals
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Easy
Which of the following is a characteristic property of metals?
Easy
Which metal is commonly used in electrical wiring in India due to its excellent conductivity and affordability?
Medium
The process of extracting metals from their ores is called:
Medium
Which of the following metals is obtained by the electrolysis of its molten ore?
Easy
Which metal is known as 'Liquid metal' at room temperature?
Medium
Which of the following metals is most reactive and is stored under kerosene to prevent its reaction with air?
Easy
Which of these metals is commonly used in making jewellery in India due to its resistance to corrosion and attractive luster?
Hard
What is the mnemonic to remember the order of reactivity of some common metals: Potassium, Sodium, Calcium, Magnesium, Aluminium, Zinc, Iron, Lead, Copper, Silver, Gold?
Medium
Which metal forms a protective oxide layer that prevents further corrosion, commonly seen on Indian household utensils made of this metal?
Hard
In the extraction of iron from its ore in a blast furnace, which of the following acts as the reducing agent?