kwasy i wodorotlenki
2nd Grade
•13 Qs
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kwasy i wodorotlenki
Quiz
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Medium
XYZ ABC
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Wodorotlenek ma zawsze odczyn
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Fenoloftaleina w kontakcie z zasadami zmienia barwę na
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Wartościowość grupy wodorotlenkowej zawsze wynosi
4.
MULTIPLE SELECT QUESTION
45 sec • 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
5.
MULTIPLE CHOICE QUESTION
45 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)
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Zasady to
wszystkie wodorotlenki
wodorotlenki wapnia i glinu
wodorotlenki rozpuszczalne w wodzie
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Reszta kwasowa w kwasie fosforowym (V) jest
I wartościowa
II wartościowa
III wartościowa
IV wartościowa
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