Answer to Question #228071 in Inorganic Chemistry for Jen

Question

This contains the name of each element. Fill in the missing blanks with the appropriate nuclear symbol, atomic number, mass number, number of protons, electrons and neutrons of the following elements:

Element Name

Nuclear Symbol

Atomic Number

Mass Number

# of Protons

# of Electrons

# of Neutrons

1.helium

2.potassium

3.boron

4.calcium

5.oxygen

6.silver

7.aluminum

8.sodium

9.tungsten

10.bismuth

Answer 1

Helium He Atomic number 2

Atomic mass 4.002602 u

Potassium K Atomic number 19

Atomic mass 39.1 u

Boron B Atomic number 5 Atomic mass 10.811 u

Calcium Ca Atomic number 20 Atomic mass 40.078