1
IIT-JEE 2010 Paper 1 Offline
MCQ (More than One Correct Answer)
+2
-0.5
The reagent(s) used for softening the temporary hardness of water is (are)
A
Ca3(PO4)2
B
Ca(OH)2
C
Na2CO3
D
NaOCl
JEE Advanced Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12