Which of the followingstatements regardingcomplexometric titrations is? incorrectThe larger the formation Oconstant for the EDTA-metal complex, thesharper the endpointEDTA is a tetraprotic acid OThe higher the ammonia Oconcentration, the lesssharper the end point fortheEDTA-Zn²+ complexIn the pH range 3-10 thepredominant species isy4-ɑ4 value is proportional to Othe pH value

In the pH range 3-10 the predominant species are H2Y2-2 and HY3-.

Answered: Which of the following statements…

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Which of the following statements regarding complexometric titrations is ? incorrect

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter11: Dynamic Electrochemistry

Section: Chapter Questions

Problem 9P

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Question

Which of the following
statements regarding
complexometric titrations is
? incorrect
The larger the formation O
constant for the EDTA-
metal complex, the
sharper the endpoint
EDTA is a tetraprotic acid O
The higher the ammonia O
concentration, the less
sharper the end point for
the
EDTA-Zn²+ complex
In the pH range 3-10 the
predominant species is
y4-
ɑ4 value is proportional to O
the pH value

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