Kwasy i wodorotlenki
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Medium
Lidia Łukasik
Used 311+ times
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16 questions
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1.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Napisz równanie reakcji, która zachodzi w krystalizatorze ( pamiętaj o prawidłowych współczynnikach reakcji)
Na + 2 H2O - > NaOH + H2
2 Na + 2 H2O - > NaOH + 2 H2
Na + H2O - > NaOH + H2
2 Na + 2 H2O - > 2 NaOH + H2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Prawidłowe nazwy wodorotlenków NaOH, Mg(OH)2, Fe(OH)3 to:
wodorotlenek sodu, wodorotlenek magnezu, wodorotlenek żelaza(III)
wodorotlenek sodu, wodorotlenek magnezu, wodorotlenek żelaza(II)
wodorotlenek sodu, wodorotlenek magnezu, wodorotlenek żelaza
wodorotlenek sodu(I), wodorotlenek magnezu(II), wodorotlenek żelaza(III)
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Fenoloftaleina w kontakcie z zasadami zmienia barwę na
malinową
zieloną
niebieską
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Zasady to
wszystkie wodorotlenki
wodorotlenki wapnia i glinu
wodorotlenki rozpuszczalne w wodzie
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Do bielenia pni drzew stosuje się:
Ca(OH)2
KOH
NaOH
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Odczyn obojętny na skali pH oznaczony jest liczbą...
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kwas solny dysocjuje na ...
Na+ i OH-
Na+ i Cl-
H+ i Cl-
H2+ i Cl-
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