7. give me an atom with the following characteristics.
a. halogen
b. chalogen
c. alkali metal
d. boron
e. lanthanide series
f. alkaline earth metal
g. transition metal
h. nobel gas

where’s the list ? the question is incomplete

there are no contact forces mentioned on the list of choices that you've provided.

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.