Atoms and The Periodic Table

Front

In _______________________ atomic model, negative electrons orbit the positively charged nucleus.

Back

Rutherford’s

Front

In _______________________ atomic model, negative electrons were like plums in a pudding with the pudding being positive.

Back

Thomson’s

Front

In _______________________ atomic model, the atom was indivisible.

Back

Dalton’s

Front

Using the element block, what is the Atomic Number?

Back

3

Front

Using the element block, what is the Mass Number?

Back

7

Front

Using the element block, what is the number of neutrons?

Back

4

Front

An element’s atomic number is equal to its number of . . .

Back

protons

Front

What is the goal of all atoms? Options: lose electrons, get a complete outer energy level, gain electrons, be the most massive.

Back

get a complete outer energy level

Front

Model that proposed that electrons orbited around the nucleus in energy levels: Nuclear Model, Planetary Model, Plum Pudding Model, Solid Sphere Model

Back

Planetary Model

Front

Which of the following has the largest atomic radius? K, Na, Mg, Ca

Back

K