Chemistry Memorize Band of Stability

Beta Plus Emission and Electron Capture

What does box 1 state? What is below the Band of Stability?

Stable Elements (n/p) = 1

What does box 2 state?

Beta Minus Decay

What does box 3 state?

Alpha Decay

What does box 4 state?

Stable

What does box 5 state?

Beta Decay

What does box 6 state?

Alpha Decay

What does box 7 state?

Beta Plus Emission and Electron Capture

What does box 8 state?

n/p too large

Increase number of protons. Beta decay: neutron decays to proton plus a beta particle

p/n too large

Increase neutrons, or reduce protons. Positron decay or electron capture

Above the band of stability

Alpha decay

Radioactive And Tends To Show Alpha Decay

Every element beyond Bi (atomic number, Z > 83) is

Stable

Lighter nuclides with N:Z = 1 (example: He, C, O, Ne, Ca) are

Neutron Number

What is box 1?

Proton Number

What is box 2?

n=p

What is box 3?

Stable

What is box 4?

Band of Stability

What does the image represent

Mass number (p^+ + n^0)

What is box 1?

Atomic number (p^+)

What is box 2?

Atomic Symbol

What is box 3?