Atomic Structure Quiz
Instructions: Protons, neutrons, and electrons! Test your recall of atomic structure and the building blocks of matter.
- 1.
What are the three main subatomic particles?
AIons, atoms, moleculesBProtons, neutrons, electronsCPhotons, gluons, mesonsDQuarks, leptons, bosons - 2.
Which subatomic particle has a positive charge?
AElectronBProtonCPhotonDNeutron - 3.
What determines the atomic number of an element?
ATotal mass of the atomBNumber of neutronsCNumber of electronsDNumber of protons - 4.
Where are protons and neutrons located in an atom?
AIn the outer shellBIn the nucleusCIn the electron cloudDOrbiting the atom - 5.
What are atoms of the same element with different numbers of neutrons called?
AIonsBIsotopesCAllotropesDIsomers - 6.
Who proposed the 'plum pudding' model of the atom?
AJohn DaltonBNiels BohrCErnest RutherfordDJ.J. Thomson - 7.
What is an atom that has gained or lost electrons called?
AIsotopeBIonCMoleculeDCompound - 8.
Which model of the atom has electrons orbiting the nucleus in fixed energy levels?
AThomson modelBQuantum mechanical modelCBohr modelDRutherford model - 9.
What holds protons and neutrons together in the nucleus?
AGravitational forceBElectromagnetic forceCWeak nuclear forceDStrong nuclear force - 10.
Who discovered the electron in 1897?
AJ.J. ThomsonBJames ChadwickCNiels BohrDErnest Rutherford - 11.
What is the mass number of an atom?
ANumber of protons plus neutronsBNumber of protons onlyCNumber of electrons onlyDNumber of neutrons only - 12.
Who discovered the neutron in 1932?
AErnest RutherfordBWerner HeisenbergCJames ChadwickDJ.J. Thomson - 13.
What is the electron cloud?
AThe region around the nucleus where electrons are likely to be foundBA type of weatherCThe space between atomsDA type of chemical bond - 14.
How many electrons can the first electron shell hold?
A2B1C6D8 - 15.
What type of bond involves the sharing of electrons between atoms?
AHydrogen bondBCovalent bondCIonic bondDMetallic bond