Метод трилонометрии
Quiz
•
Chemistry
•
University
•
Easy
Татьяна Шипилова
Used 20+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Какой рабочий раствор используется в методе трилонометрии?
0,1 М раствор Трилона Б
0,1 М раствор НCI
0.1M раствор NaOH
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Какой катион титруют методом трилонометрии?
Ca+2
Na+1
K+2
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Каким индикатором устанавливается точка эквивалентности в методе трилонометрии?
кислотный хром темно-синий
фенолфталеин
хромат калия
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Какой реактив добавляют для создания среды в методе трилонометрии?
аммиачно - буферный раствор
уксусная кислота
азотная кислота
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Какая среда должна быть в методе трилонометрии?
щелочная
нейтральная
кислая
6.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Точка эквивалентности в методе трилонометрии
сине - фиолетовое окрашивание
желтое окрашивание
красно - фиолетовое окрашивание
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Фактор эквивалентности магния сульфата равен
1/2
1
1/3
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