Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in aptitude-area
Multiple Choice Question in non-verbal-reasoning-grouping-of-images
Multiple Choice Question in aptitude-compound-interest
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് മേയ് 11
Multiple Choice Question in current-affairs-2017-04-27
Question Answer in nicknames
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് - ഏപ്രില് 07
Multiple Choice Question in engineering-mechanics-kinetics-of-a-particle-impulse-and-momentum
Multiple Choice Question in കറന്റ് അഫയേഴ്സ് മേയ് 26
Multiple Choice Question in 035/2016
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
chemical engineering chemical process
1. Permanent hardness of water is due to the presence of calcium & magnesium
(A): bi-carbonates
(B): carbonate
(C): none of these
(D): sulphates & chlorides
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
Show Similar Question And Answers
QA->Permanent hardness of water is due to the presence of?....
QA->Permanent hardness of water is due to the presence of which salts?....
QA->Temporary hardness of water is due to the presence of which thing?....
QA->Temporary hardness of water is due to the presence of?....
QA->The hardness of water is due to the presence of which salts?....
MCQ->Permanent hardness of water is due to the presence of calcium & magnesium....
MCQ->Zeolite softening process removes both temporary and permanent hardness of water. In this process the calcium and magnesium present in water are precipitated as....
MCQ->Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of....
MCQ->What will be the output of the program? #include<stdio.h> int main() { int i=4, j=-1, k=0, w, x, y, z; w = i || j || k; x = i && j && k; y = i || j &&k; z = i && j || k; printf("%d, %d, %d, %d\n", w, x, y, z); return 0; }....
MCQ->Magnesium and calcium __________ cause temporary hardness of water.....
×
×
Type The Issue
×
Your Marks
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...
Privacy
|
Terms And Conditions
Question ANSWER With Solution