The Modern Atomic Theory Answers

Use the drop-down menus to describe the charges of the subatomic particles.Protons have a charge.

have a 0 charge.

Electrons have a charge.

D

E

F

In an electrically neutral atom, the number of

Type the letter that represents the correct location for each particle type below.The neutron is found at .

Which region is indicated by label B?

Using the drop-down menus, complete the table to summarize the properties of the different subatomic particles. A

A =

Atoms of which element contain 25 protons?

How many electrons are in an atom of elemental sodium?

Using the periodic table, complete the table to describe each atom. Type in your answers.A

Using the periodic table, complete the table to describe each atom. Type in your answers.A

E

F

Use the periodic table to determine which of the following could be an isotope of bromine (Br). Check all that apply.

Use the periodic table to determine which of the following could be an isotope of indium (In). Check all that apply.

Calculate the average atomic mass of carbon if 98.90% of the atoms are C-12 (12.000000 amu) and 1.100% are C-13 atoms (13.003354 amu). Type in your answer using 2 decimal places.MA for carbon = amu