NEW
Font size
WorksheetsQuiz on Structure of Matter
Total questions: 15
Worksheet time: 8mins
What are the two main categories of things in our environment?
Matter and Energy
Atoms and Molecules
Solids and Liquids
Elements and Compounds
What is the smallest unit of matter?
Element
Compound
Atom
Molecule
Who introduced the nuclear model of the atom?
John Dalton
Ernest Rutherford
Dmitri Mendeleev
Niels Bohr
What is the maximum number of electrons in the second energy level?
2
18
32
8
What does the atomic number represent?
Number of neutrons
Number of protons
Total number of electrons
Mass of the atom
What is the mass number of an atom?
Sum of protons and electrons
Sum of protons and neutrons
Number of neutrons only
Number of protons only
What is the electronic configuration of sodium (Na)?
2, 8, 1
2, 8
2, 8, 2
2, 8, 8, 1
Which element has the atomic number 6?
Oxygen
Carbon
Nitrogen
Hydrogen
What are isotopes?
Atoms with different mass numbers
Atoms with the same mass number
Atoms with different electrons
Atoms with different numbers of protons
What is the first ionisation energy?
Energy to form a bond
Energy to add an electron
Energy to remove an electron
Energy to remove a neutron
Which element is considered to have the highest electronegativity?
Oxygen
Fluorine
Nitrogen
Chlorine
What is the group number for elements with 2 electrons in their outer energy level?
Group IV
Group III
Group I
Group II
What is the primary characteristic of metals?
Brittle
Good conductors of heat and electricity
Gaseous at room temperature
Low density
What happens to sodium when it reacts with water?
No reaction
Forms sodium hydroxide and hydrogen gas
Forms sodium chloride
Forms sodium oxide
What is the electronic configuration of magnesium (Mg)?
2, 8, 2
2, 8, 1
2, 8
2, 8, 8
