9-сынып №17сабақТотығу дәрежесі. Тотығу және тотықсыздану
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Kidirbekuli chemistry
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10 questions
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1.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
Жай заттағы элементтің тотығу дәрежесі 0-ге тең.
O2
HI
HF
H2
F2
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Металдардың барлығы оң тотығу дәрежесі оның валенттілігіне сәйкес:
Na+1 ; K+1 ; Ca+2 ; СI- ; Ba+2 ; Al+3
Na+1 ; K+1 ; F- ; Mg+2 ; Ba+2 ; Al+3
Na+1 ; K+1 ; Ca+2 ; Mg+2 ; Ba+2 ; l-
Na+1 ; K+1 ; Ca+2 ; Mg+2 ; Ba+2 ; Al+3
Na+1 ; K+1 ; Ca+2 ; Mg+2 ; Br-1 ; Al+3
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Валенттік электрондары электртерістігі кіші атомдардан электртерістігі үлкен атомдарға ауысатын немесе ығысатын процестер ...................................реакциялары деп аталады.
тотығу-тотықсыздану
тотығу
жану
тотықсыздану
4.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
Электрондар беру процесі......................... ал қосып алу процесі.......................................... деп аталады.
тотығу,
тотықсыздану
жану
айырылу
5.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
Тотықсыздану – атом немесе ионның электрон қосып алуы, мысалы:
S0+2ē=S-2,
Mn+7 +5 ē=Mn+2
Cr+6 +3ē=Cr+3,
Cr+3 -3ē=Cr0,
6.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
Мына қосылыстардағы хлордың: HCI,CI2, HCIO4 тотығу дәрежелерін анықтаңдар.
-1
0
+3
+5
+7
7.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
Мына қосылыстардағы фосфордың: PH3, H3PO4, тотығу дәрежелерін анықтаңдар
-3
-5
+5
+3
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