
тест 3
Quiz
•
Chemistry
•
7th Grade
•
Hard
Dilyara Bissengalieva
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Атомдарда оң зарядталған ядро бар екендігін тапқан ғалым
А.Беккерель
П.Кюри
Э.Резерфорд
Н.Пруст
Д.Дальтон
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Изотоптар
О2 және О3
20K және 40Ar
73 Li және 63Li
алмаз және графит
иілімді және аморфты күкірт
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Хлор атомның ең аз тараған табиғи изотопына сәйкес келетін протон, нейтрон, электрон саны
17, 18, 17
17, 19, 17
35, 10, 17
17, 20, 17
17, 35, 17
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Атом ядросының протон – нейрондық теориясы бойынша нейтрон саның табуға болатын формула
Ar = Z + N
N = Ar - Z
Z = Ar - N
N = Z + Ar
Z = Ar + N
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Энергетикалық деңгейдегі электрондардың максимал санын анықтайтын формула:
N = 2n
N = 2 / n2
N = 2n / 2
N = 2n2
N = n /2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Атом ядросының құрамында 33 протон және 42 нейтроны бар химиялық элемент
молибден
мышьяк
рений
борий
технеций
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Атом радиусы ең ұзын элемент
Li
Na
Mg
Al
Cs
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