WorksheetsMETALS AND NONMETALS
Total questions: 18
Worksheet time: 14mins
Metals are
dull in appearance
good conductors of heat
brittle
liquids at room temperature
Metals are said to be _________ because they produce typical sounds when struck.
semiconductors
brittle
sonorous
malleable
The most abundant element in the universe is
hydrogen
helium
oxygen
carbon
The two most common elements in the earth's crust are
hydrogen and helium
hydrogen and carbon
oxygen and silicon
oxygen and carbon
The most abundant gas in Earth's atmosphere is
Oxygen
Nitrogen
Carbon dioxide
Hydrogen
The best conductor of heat is
silver
copper
aluminium
iron
Electric wires are made of
iron
copper
tin
zinc
What specific property of a metal is illustrated in the picture?
Hardness
Ductility
High melting point
Malleability
Identify the element that is a semiconductor.
Iron
Silicon
Aluminium
Tin
Identify the nonmetal in the picture.
Carbon
Boron
Phosphorus
Sulphur
A substance that cannot be split into anything simpler is called an ------------.
(a)
Elements may be naturally found on Earth or made by scientists. True or False?
The elements on the right in the periodic table are nonmetals. True or False?
Enter the number corresponding to the statements that are correct about elements and compounds.
1. An element is made up of the same type of particle.
2. A compound is made up of atleast two types of particles.
3. The properties of a compound are the same as that of the elements it is made up of.
4. An element may be a metal or a nonmetal.
Which element has a role in the function of the heart and nerves?
A metal sheet does not break into lots of little pieces because it has the property of -------------.
Name the metal that corrodes in air.
Describe two properties of gold that explain why we use it for making jewellery.
