The presence of which of the following pair of elements is determined during the estimation of hardness of water by EDTA method?

K and Na

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

Mg and Ca

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

Be and Sr

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

Cs and Ba

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

Open in App

Solution

The correct option is A Mg and Ca
Estimation of calcium and magnesium is done by EDTA in complexometric titration.
Hexadentate ligand EDTA (ethylene diammine tetra acetate) forms metal chelates with calcium and magnesium.
Option B is correct.

Suggest Corrections

Similar questions

E D T A

T

p H = 10

	Column I		Column II
(A)	Estimation of hardness of water	(i)	cis - Platin
(B)	Detection an estimate of nickel	(ii)	EDTA
(C)	Electroplating	(iii)	Dimethylglyoxime
(D)	Treatment of cancer	(iv)	Potassium dicyanoargentate

Join BYJU'S Learning Program