University:
High School
Course:
High School Chemistry
Academic year:

2023
Views:

298

Pages:

1
Author:

Rose G

atoms &-clementsdefinitionsAtom-the basic unit OF aNucleon-chemical elementany subatomic particlefound in the atomicElement-nucleus: another nameany material that is madefor potron or nuetronup OF only one type OF atomshellAtomic Number-a region of spacearound the atomica count of the number ofnucleus in whichprotons in the atomic nucleuselectrons may resideAtomic MassQuestionsthe mass OF an elementsatoms listed in! the periodic1- hydrogentable as an average valuebased on the relative2- irregular thermalabundance OF the elementsmovementisotopes3- - NO, atoms are OF aAtomic symbol-smaller wavelengthan abbreviation for anthan visible lightelement or atom4- scanning probeProton-microscopea positively charged subatomicparticle OF the atomic nucleus5- - the atomic nucleusNuetron-an electrically nuetralsubatomic particle OF theatomic nucleusElectron-an extremely small, negativelycharged subatomic particlefound outside the atomicnucleus.