What are non-metals?
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Elements that are either solids or gases, with very few being liquids, such as bromine.
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What are non-metals?
Elements that are either solids or gases, with very few being liquids, such as bromine.
What is the significance of the iron pillar at Delhi?
It is an ancient structure known for its rust resistance, showcasing advanced metallurgy.
What are good conductors of heat?
Metals that can efficiently transfer heat, such as silver and copper.
What happens when metals react with water?
Metals react with water to produce a metal oxide and hydrogen gas.
What is an alloy?
A homogeneous mixture of two or more metals, or a metal and a non-metal.
What is malleability?
The ability of metals to be beaten into thin sheets.
What is corrosion?
The process where metals react with moisture and air, leading to deterioration, such as rusting in iron.
What is the reactivity series?
A list of metals arranged in order of their decreasing reactivity.
What is ductility?
The ability of metals to be drawn into thin wires.
What does sonorous mean in relation to metals?
Metals that produce a sound when struck against a hard surface.
What is galvanisation?
A method of protecting steel and iron from rusting by coating them with a thin layer of zinc.
What is metallic lustre?
The property of metals to have a shining surface in their pure state.
