1.the modern atomic model includes orbiting the nucleus. which of the following parts of dalton's was disproved by the discovery of the electron
atoms are tiny particles
atoms cannot be divided into smaller parts
atoms have specific mass and size
atoms have specific chemical properties
2. what would happen to the current model of the atom if new information about it's structure is discovered in the future
the current atomic model would be revised
the current atomic model would be strengthened
the current atomic model would be proven
the current model would be defended
3. how can the atomic number of nitrogen be determined
count the numbers of neutrons
count the number of protons
add the number of protons and neutrons
count the number of electrons
4. a particular neutral uranium atom has 92 protons, 143 neutrons and an atomic mass of 232 how many electrons does the atom have
92
143
235
337
to which region of the atom is the arrow pointing
electron cloud
electron orbit
neutral
necleus