Ion Color Properties

Ion Color Properties

Assessment

Flashcard

Chemistry

12th Grade

Practice Problem

Hard

Created by

SUMAYYA Alameerschool

FREE Resource

Student preview

quiz-placeholder

5 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Which ion among the following is colourless: Ti4+, Cr3+, V3+?

Back

Ti4+ is colourless because it has no d-electrons, leading to no d-d transitions that would absorb visible light.

2.

FLASHCARD QUESTION

Front

What is the color of the ion Fe3+ in solution?

Back

Fe3+ typically appears yellow to brown in solution due to d-d transitions in its d-electrons.

3.

FLASHCARD QUESTION

Front

Which ion is known to impart a green color to glass: Cu2+, Co2+, or Ni2+?

Back

Cu2+ is known to impart a green color to glass due to its specific electronic transitions.

4.

FLASHCARD QUESTION

Front

What is the color of the ion MnO4- in solution?

Back

MnO4- is purple in solution due to the presence of d-d transitions in the manganese ion.

5.

FLASHCARD QUESTION

Front

Transition elements generally form coloured compounds.why?

Back

Because of presence of unpaired d electrons, which undergoes d-d transition by absorption of energy from visible region and then the emitted light shows complementary colours. This is how transition elements form coloured compounds.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?