MyQuestionIcon

1

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

Colour

Which of the ...

Question

Which of the following transition metal ions is colourless?

A

V^{2 +}

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

B

C r^{3 +}

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

C

Z n^{2 +}

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

D

T i^{3 +}

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

Open in App

Solution

The correct option is C $Z n^{2 +}$
The ion will show colour if it has unpaired electrons in its electronic configuration,in $Z n^{+ 2}$ there are no unpaired electrons due to fully filled d orbital. Hence will be colourless.

Suggest Corrections

thumbs-up

1

Similar questions

Q. Following are the transition metal ions of

3 d

T i^{4 +}, V^{2 +}, M n^{3 +}, C r^{3 +}

(Atomic numbers:

T i = 22, V = 23, M n = 25, C r = 24)

Answer the following:

(i) Which ion is most stable in an aqueous solution and why?
(ii) Which ion is a strong oxidising agent and why?
(iii) Which ion is colourless and why?

Q. The magnetic moment of a transition metal ion is found to be 3.87 B.M. It is probably

Q. (a) Following are the transition metal ions of 3d series:

T i^{4 +}, V^{2 +}, M n^{3 +}, C r^{3 +}

(Atomic numbers : Ti = 22, V = 23, Mn = 25, Cr = 24)
Answer the following:
(i) Which ion is most stable in an aqueous solution and why?
(ii) Which ion is a strong oxidising agent and why?
(iii) Which ion is colourless and why?
(b) Complete the following equations:

(i) 2 M n O_{4}^{-} + 16 H^{+} + 5 S^{2 -} \to (i i) K M n O_{4} H e a t - -- \to

Q. (a) Following are the transition metal ions of 3d series:

T i^{4 +}, V^{2 +}, M n^{3 +}, C r^{3 +}

(Atomic numbers : Ti = 22, V = 23, Mn = 25, Cr = 24)
Answer the following:
(i) Which ion is most stable in an aqueous solution and why?
(ii) Which ion is a strong oxidising agent and why?
(iii) Which ion is colourless and why?
(b) Complete the following equations:

(i) 2 M n O_{4}^{-} + 16 H^{+} + 5 S^{2 -} \to (i i) K M n O_{4} H e a t - -- \to

Q. Which one of the following transition metal ion shows magnetic moment 5.92 BM

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Colour of Ions

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon