Inorganic Compounds and Color

human eye

The ________ perceives a mixture of all the colors, in the proportions present in sunlight, as white light.

metal ions

Transition ________ in water: produces various colors.

When violet photons are removed from white light,

the eyes see lemon yellow.

Non-transition metal ions in water

appear clear/transparent

Transition metal ions in water

produces various colors

The blue color of the [Cu(NH3)4]2+ ion results because

this ion absorbs orange and red light, leaving the complementary colors of blue and green

The eye perceives

a mixture of two complementary colors, in the proper proportions, as white light.

When a color is missing from white light,

the eye sees its complement

When red photons are absorbed from white light,

the eyes see the color green

An object is black if

it absorbs all colors of light

An object is whiite if

it reflects all colors of light

An object has a color if

it absorbs all colors except one