What would be the colour reflected if the material absorbs blue?

A salt imparts a yellow colour to a borax bead in an oxidising flame. What would be the colour of the bead in a reducing flame?

The blue colour of the water of the sea is due to :

The blue colour of the sky is due to

Name three different materials which absorb sound.

Give reason Yellow shirt is covered with a material that absorbs light of blue colour .

Blue eye colour is recessive to brown eye colour. A brown eyed man whose mother was blue eyed marries a blue eyed women. The children shall be

A beam of light consisting of red, green and blue colours is incident on a right angled prism. The refractive index of the material of the prism for the above red, green and blue wavelengths are 1.39, 1.44 and 1.47, respectively.

What would be the nature of children if a colour blind woman marries a normal man :-

What would be the heat absorbed by the system in the cyclic process?

Determine the maximum that hydrogen in its ground state can absorb. What would be the next smaller wavelength that would work ?