Chemistry-Lsn7-Models with New Evidence-Blanks

Rutherford's _________ experiment provided evidence for a small, dense, positive atomic _________.

• gold foil

• alpha particle

• nucleus

Spectroscopic studies revealed distinct electron _________ and _________, informing atomic orbital models.

• energy levels

• spectra

• transitions

Henry Moseley's work led to organizing elements by _________ number rather than atomic _________ on the periodic table.

• atomic number

• relative weight

• position

Ernest Rutherford's gold foil experiment disproved the _________ model of the atom.

• pudding

• plum pudding

• raisin bread

The modern periodic table has been refined over time with the _________ of new elements.

• discovery

• synthesis

• identification

_________ particle accelerators help identify and understand elements by accelerating _________ particles.

• Particle

• atom smasher

• collider

The discovery of _________ in the late 19th century provided insights into _________ particles and atomic models.

• Radioactivity

• radiation

• unstable elements

_________ computational methods can model atomic and molecular structures and interactions.

• Computational

• theoretical

• numerical

Microscopy techniques like _________ tunneling microscopy allow visualizing individual _________ and bonds.

• Scanning tunneling

• STM

• microscopy

Scientific knowledge is a _________, _________ process, with new evidence continuously expanding and revising chemical models.

• Dynamic

• evolving

• progressive