Tömegmegmaradás törvénye

Összefoglalás: Sav-bázis, redox egyenletek

Quiz
•
Chemistry
•
8th Grade
•
Medium
Etelka Andrásfalvy
Used 29+ times
FREE Resource
23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kiindulási anyagok molekulái száma = keletkezett anyagok molekuláinak száma
Kiindulási anyagok minősége = Keletkezett anyagok minősége
Kiindulási anyagok együtthatói = Keletkezett anyagok együtthatói
Kiindulási anyagok tömege = Keletkezett anyagok tömege
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vízbontás egyenlete:
H2Ö = H2 + O
H2O = H2 + O2
2H2O = 2H2 + O2
H2O = 2H2 + O2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tömény marónátron (NaOH) pH értéke:
pH 7
pH 14
pH 6
pH 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tömény sósav pH értéke:
pH 7
pH 14
pH 6
pH 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Szódabikarbóna (gyenge lúg) pH értéke:
pH 8
pH 7
pH 6
pH 1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Híg citromsav pH értéke:
pH 7
pH 6, 2
pH 13
pH 2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidáló szer
Magnézium
Szén
Oxigén
Hidrogén
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