Atomic Structure II

Multiple Choice

Which scientist developed the model of the atom shown?

• Chadwick

• Thompson

• Rutherford

• Bohr

• Dalton

Reorder

Which of the following places the models of the atom in order by when they were developed

• A

• D

• C

• B

• E

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Drag and Drop

Which scientist described a positively charged core (“nucleus”) in the middle of a lot of empty space?​ ​

Placeholder

Drag these tiles and drop them in the correct blank above

Rutehrford

Chadwick

Dalton

Democritus 

Bohr

Thompson

Drag and Drop

Which element does this atom represent?​

Placeholder

Drag these tiles and drop them in the correct blank above

Fluorine

Chlorine

Potassium

Hydrogen

Neon

Multiple Choice

Which of the options is the correct nuclear symbol for the atom shown.

Open Ended

How does the Bohr Model help us understand the arrangement of electrons in an atom?

Hotspot

Which groups in the periodic table have elements with 6 valence electrons?

Multiple Choice

What do the dots in a Lewis electron-dot structure represent?

• Protons in the nucleus

• Neutrons in the atom

• Valence electrons of an element

• Number of energy shells

Multiple Choice

Which of the following is the correct lewis-dot structure for Oxygen?

Multiple Choice

Which of the following statements best describes how ions are formed according to the images?

• Ions are formed when atoms transfer electrons to achieve a full octet.

• Ions are formed when atoms combine with other atoms without changing their electrons.

Multiple Select

Which of the following are characteristics of cations?

• Formed by gaining electrons

• Have more electrons than protons

• Have a net positive charge

• Formed by losing electrons

Multiple Select

An atom that gains an electron becomes (choose all that apply)

• anion
• cation

• more positive

• more negative

Open Ended

What is one concept from the lesson on atomic structure that you found most interesting or would like to learn more about?