MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Emission and Absorption Spectra

A compound ab...

Question

A compound absorb light in the wavelength region 490-500 nm. Its complementary colour is :

A

red

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

blue

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

orange

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

blue-green

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A red
The wavelength region 490-500 nm corresponds to blue-green colour. Its complementary colour is red.

Suggest Corrections

thumbs-up

0

Similar questions

{[T i {(H_{2} O)}_{6}]}_{6}^{3 +}

complex ion shows a strong absorption at 490 nm. But

{[T i {(N H_{3})}_{6}]}_{6}^{3 +}

complex ion absorbs light of lower wavelength than 490 nm. This is because :

Q. Match the following:

Wavelength	Colour
a. $450$ to $500 n m$	1. Red
b. $500$ to $550 n m$	2. Blue
c. $550$ to $600 n m$	3. Green
d. $650$ to $700 n m$	4. Yellow

{[C u {(H_{2} O)}_{4}]}^{2 +}

absorbs orange light and the transmitted complementary colour will be:

Q. A boat has green light of wavelength of

500 n m

on the mast. What wavelength would be measured and what colour would be observed for this light as seen by a diver submerged in water by the side of the boat? Given

n_{w} = 4 / 3

Q. The wavelength of light in the visible region is about

390 n m

for violet colour and about

760 n m

for red colour. The energy of photon in

e V

at violet end is

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Emission and Absorption Spectra

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Emission and Absorption Spectra

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon