Oxizii și hidroxizii metalelor
Quiz
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Stela Burcovschi
Used 52+ times
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9 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Selectează oxizii amfoteri
ZnO
MgO
CuO
Fe2O3
Na2O
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Selectează bazele insolubile
Ba(OH)2
Fe(OH)2
Zn(OH)2
KOH
Pb(OH)2
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Fierul poate fi redus din oxidul de fier(III) cu...
Cox
Hidrogen
Oxigen
Zinc
Aluminiu
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Sarea, obținută în urma neutralizării acidului azotic cu hidroxidul de cupru (II) se numește...
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Bazele care se descompun la încălzire sunt...
Al(OH)3
Ba(OH)2
Mg(OH)2
Ca(OH)2
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Oxizii bazici interacționează cu.....
Oxizii acizi
Nemetalele
Acizii
Sărurile
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Proprietățile chimice ale bazelor solubile sunt....
Interacțiunea cu halogenii
Interacțiunea cu metalele mai active
Interacțiunea cu unele săruri
Interacțiunea cu acizii
Descompunerea termică
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suma coeficienților în reacția de descompunere a carbonatului de calciu este....
2
3
4
5
9.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
La interacțiunea Al(OH)3 + NaOH, se obține apă și .... (denumire substanței).
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