Estimation of Hardness by EDTA Method

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Email *

Name of student *

Full Name of College/ Institute *

1. Estimation of the amount of hardness in the water sample by titration method is also called___ *

1 point

Complexometric titration

Simple

Acid base titration

conductometric titration

2. Estimating the amount of hardness in the water sample by titration method is a quantitative method *

1 point

True

False

3. Which of the following chemical/s required for titration of estimation of hardness? *

1 point

EDTA

HCl

Ammonia

NaCl

4. A basic buffer solution is added in the water sample because *

1 point

to maintain pH

to reduce pH

to increase pH

5. Wine red color is due to the formation of M-EBT complex *

1 point

True

False

6. M-EDTA complex is ___ *

1 point

colourless

pale blue

wine red

yellow

7. Temporary hardness is also called as ___ *

1 point

non carbonate hardness

bicarbonate hardness

non- bicarbonate hardness

carbonate hardness

8. Permanent hardness is also called as ___ *

1 point

non carbonate hardness

bicarbonate hardness

non- bicarbonate hardness

carbonate hardness

9. In determination of hardness of water 0.01 M EDTA solution is taken in the pipette. *

1 point

True

False

10. With the help of the EDTA method, one can determine only the total hardness of the water. *

1 point

True

False

A copy of your responses will be emailed to the address you provided.

Submit

Clear form

Never submit passwords through Google Forms.

reCAPTCHA

Privacy Terms

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms