
химия
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Tahmina Muhidin
Used 1+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. Мына электрондық формула 1S22S22P2 сәйкес келеді:
А) калий атомына;
В) азот атомына;
С) көміртек атомына
D) S6+ ионына;
Е) О2- ионына
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. Реттік номері 15 ке тең элемент атомының энергетикалық деңгейі:
6
3
5
7
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Электроны 6, протоны 6, нейтроны 6 ға тең элемент атомының салыстырмалы атомдық массасы:
12
14
39
32
35.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 моль мырыш күкірт қышқылымен реакцияға түскенде түзілген сутектің массасы:
2г
4г
6г
8г
10г
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Мына реакция теңдеуіндегі тұз қышқылының алдындағы коэффициент саны:
Mg(OH)2+ HCl=MgCl2+ H2O
4
2
6
1
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Молекулалық массасы үлкен зат:
HNO3
B) LiNO3
C) NaNO3
D) KNO3
E) RbNO3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na2SO4 тұзының атауы:
А) натрий сульфиді В) натрий сульфиті С) натрий хлориді D) натрий сульфаты Е) натрий карбонаты
А) натрий сульфиді
В) натрий сульфиті
С) натрий хлориді
D) натрий сульфаты
Е) натрий карбонаты
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