Question

3. The co-ordination number of iron in potassiumtrioxaltoferrate(III) is ...
b. four
c. five
d. six
a.three​

Answer 1

Answer:

The formula of the compounds is given below.

(i) Potassium trioxalatoaluminate (III)

K3[Al(C2O4)3]

Oxalate ion has −2 charge. 3 oxalate ions have −2×3=−6 charge which is balanced with +3 charge on one Al ion and +3 charge on 3 K ions (each K ion has +1 charge).

Answer 2

Answer:

Option : a

three

Explanation:

i think option (a) is correct answer