Visible spectrum of Aq. Ti(3+) ion

What is the colour of Aqueous Ti(3+) ion?

• Green

• Red

• Purple

• White

The colour of Aqueous Ti(3+) ion is obtained by

• Complete absorption of white light

• Complete reflection of white light

• No reflection takes place

• Absorption and reflection both take place

Aqueous Ti(3+) ion absorbs _____ light in visible region

• Purple

• Green

• Yellow

• Red

[Ti(H2O)6]3+ shows absorption maxima at the wavelength of

• 3000A°

• 0A°

• 7000A°

• 5000A°

Choose tha wave number of Aq. Ti(3+) ion

• 20000cm^-1

• 2000cm^-1

• 25000cm^-1

• 10000cm^-1

Which of the colour is reflected by Aq. Ti(3+) ion

• Blue

• Green

• Purple

• Red

The colour of transmitted light is also called as _____ of the absorbed light

• Ultra violet region

• Complementary colour

• Infra red region

• None of the above

How many electrons are there in d-orbital of Aq. Ti(3+) ion

• 0

• 10

• 4

• 1

Can you calculate the CFSE value of d-orbital of Aq. Ti(3+) ion

Note : Wave number, 1cm^-1 = 2.85×10^-3 Kcal/mole

• 108Kcal/mole

• 2.85Kcal/mole

• 57Kcal/mole

• 0Kcal/mole

Do you think that d-d electron transition from t2g to eg orbital can give a colour for a complex

• Yes

• No