First generation

Second generation

Third generation

Flavors at an infinite sublayer level N

d (∞)

u (∞)

s (∞)

c (∞)

b (∞)

t (∞)

Baryon number B

0

0

0

0

0

0

Electric charge Q

1/2

1/2

1/2

1/2

1/2

1/2

Isospin I

1/2

1/2

0

0

0

0

Third component of isospin I3

1/2

1/2

0

0

0

0

Strangeness number spin S/2

0

0

1/2

0

0

0

Charm number spin C/2

0

0

0

1/2

0

0

Bottomness number spin B / 2

0

0

0

0

1/2

0

Topness number spin T/2

0

0

0

0

0

1/2

Third component of weak isospin ( t 3 ) L

1/2

1/2

1/2

1/2

1/2

1/2