Metallile tekkis õhu käes peale oksiidikiht. Millise aine seda põhjustab?

Metallid TK

Quiz
•
Chemistry
•
9th - 12th Grade
•
Medium

Hanna Mathiesen
Used 8+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hapnik
Väävel
Lämmastik
Oksiid
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metalli reageerimisel happega eraldus gaasiline aine. Milline aine eraldub gaasina?
Sool
Metall
Vesinik
Hapnik
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metalli vette asetades käis järsk plahvatus. Millise metalliga võis tegemist olla?
K
Zn
Ni
Cu
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Õpetajal kukkus kuldsõrmus HCl sisse. Mis juhtub sõrmusega?
Eraldub vesinik
Tekib sool
Sadeneb metall
Mitte midagi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Raudnael asetatakse vask(II)sulfaadi lahusesse. Kas reaktsioon toimub?
Jah
Ei
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Raud asetatakse vette ja kuumutatakse. Millised saadused tekivad?
Leelis
Vesinik
Oksiid
Sool
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Baarium reageerib hapnikuga. Baarium on selles reaktsioonis...
Redutseerija
Oksüdeerija
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