18 Questions
What is the unit of molar concentration and how is it symbolized?
mol/L
How is normality defined in terms of concentration?
Gram equivalent weight per liter
What is the equivalent weight for HCl, considering the number of replaceable hydrogen atoms?
Molecular weight divided by 1
For NaOH, what is the equivalent weight based on the number of replaceable hydroxyl ions?
Molecular weight divided by 1
How is the equivalent weight calculated for salts?
(Molecular weight) / number of cations x valency
What does an empirical solution determine?
The concentration that reacts with a specific substance
What is the main characteristic of a primary standard chemical?
High Stability
Which type of solution is used for the determination of only a single substance?
Empirical solution
Why should primary standard chemicals have a high equivalent weight?
To minimize weighing errors
What is the purpose of preparing standard solutions using the indirect method for secondary standard chemicals?
To enhance accuracy during standardization
Which type of standard should the concentration of a secondary standard chemical be compared to?
Primary standard
What is the characteristic feature of a secondary standard chemical?
Reactive nature
What is the purpose of a standard solution in volumetric analysis?
To determine the exact concentration of the sample
What is an indicator in volumetric titrations used for?
To determine the end point of the reaction
Why is it important for the reaction in volumetric analysis to be stoichiometric?
To guarantee a quantitative result
What characteristic must an ideal titrimetric reaction possess?
Simple and expressible by a chemical equation
How are end points detected in volumetric titrations?
By observing a change in turbidity
What role does a standard titrant play in volumetric analysis?
Determine the unknown concentration of the sample
Test your knowledge on volumetric analysis, including topics such as neutralization, complexation, precipitation, and gravimetric analysis. Explore terms like standard solution, end points, and more in this quiz.
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