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36 questions
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- Q1Which part of an atom has a positive charge?NucleusProtonElectronNeutron30s7.PS.1a
- Q2Which subatomic particle has a negative charge?ElectronNeutronProtonNucleus30s
- Q3Which part of an atom has no electric charge?ProtonNucleusNeutronElectron30s
- Q4Which part of an atom contains almost all of its mass?ElectronProtonNeutronNucleus30s
- Q5Which subatomic particle determines the chemical properties of an element?NeutronElectronProtonNucleus30s
- Q6Which subatomic particle is located outside the nucleus of an atom?ElectronNeutronProtonNucleus30s
- Q7Which part of an atom determines its atomic number?NucleusElectronProtonNeutron30s
- Q8What is the group number for halogens?5217430s
- Q9Which group on the periodic table contains noble gases?14518130s
- Q10Which group on the periodic table contains alkali metals?4812130s
- Q11Which groups on the periodic table contains transition metals?1-121-213-183-1230s
- Q12How many valence electrons does chlorine have?724630s
- Q13How many valence electrons does sodium have?682130s
- Q14How many valence electrons does helium have?842630s
- Q15Elements that are in the same group have similar chemical properties because they all have the..same number of electons and neutrons in their nucleussame number of protons and neutrons in their nucleussame number of valence electronssame number of protons30s