7 groups, with 3 in each3 groups, with 7 in each21 groups, with 1 in each1 group, with 21 in each
Octets do.
what come in groups of four
Cats have 9 lives
When going in numerical order, after 7 is 8.
Days of the week wonders of the world
There are 7.
7 groups of 4000= 7 x 4000 7 x 4000 = 28 000
Soda comes in groups of 6
7 groups, with 3 in each3 groups, with 7 in each21 groups, with 1 in each1 group, with 21 in each
tires
days
eggs
quintuplets
Octets do.
what comes in groups of 12
There are 18 groups and 7 periods in the periodic table. Groups indicate the number of valence electrons an element has, while periods indicate the number of electron shells an element has.