Distinguish between metals, non-metals and metalloids

• These are conductors:

Answer : Metals

• These are semi-conductors:

Answer : Metalloids

• These are insulators:

Answer : Non metals

• These usually have lustre but are non-malleable:

Answer : Metalloids

• Ductility and malleability is a property of ?

Answer : Metals

• These are brittle solids or gases:

Answer : Non metals

• These have sonorous property.

Answer : Metals

• These are good conductors of heat.

Answer : Metals

Answer the following-

• Metal that is most malleable

Answer: Gold

• Metal that is brittle

Answer: Zinc

• Metal as precious as gold

Answer: platinum

• Metal used for making aircraft body

Answer: Aluminium

• Metal used in making electric cables

Answer: Copper

• Metal that is best conductor of electricity

Answer: Silver

• Metal which burns with dazzling light

Answer: Magnesium

• Metal used for making pipes and railings

Answer: Iron

• Metal used in electric bulbs

Answer: Tungsten

• Metal which is stored under kerosene

Answer: Sodium

• Metal with melting point less than 50°C is

Answer: Gallium

• Metal which makes bones and teeth

Answer: Calcium

• Metal needed to boost the immune system

Answer: Zinc

• Metal used as a shield for protection from x-rays

Answer: Lead

• Non metal that is good conductor of heat and electricity

Answer: Graphite

• Non metal used as a liquid fuel

Answer: Hydrogen

• Non metal used to kill germs in water

Answer: Chlorine

• Lustrous non metal:

Answer: Iodine

• Non metal used for filling into electric bulbs

Answer: Argon

• Non metal used for cancer therapy

Answer: Radon

• Metal used to coat iron and prevent rusting of iron

Answer: Zinc

• An alloy of copper and tin

Answer: Bronze

• An alloy of copper and zinc

Answer: Brass

• Metalloid used in manufacture of microchips used in computer is

Answer: Silicon

• Metalloid used to make insecticide

Answer: Boron

• Metalloid that is alloyed with lead to use in car batteries

Answer: Antimony

• Non metal found in hot springs and volcanic regions

Answer: Sulphur

• Hardest naturally occurring non metal

Answer: Diamond

• Non metal liquid at room temperature

Answer: Bromine