Строение электронных оболочек атомов
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Евгения Наумкина
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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Высшему оксиду элемента VI группы соответствует формула
Э4O6
ЭO4
ЭO2
ЭО3
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Сульфид-иону соответствует электронная формула
1s2 2s22р63s23p6
1s2 2s22p63s23p4
1s2 2s2 2p6
1s2 2s2 2p63s23p2
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Число энергетических слоев и число электронов во внешнем энергетическом слое атомов мышьяка равны соответственно
4, 6
2, 5
3, 7
4, 5
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Химический элемент расположен в IV периоде, IА группе. Распределению электронов в атоме этого элемента соответствует ряд чисел:
2, 8, 8, 2
2, 8, 18, 1
2, 8, 8, 1
2, 8, 18, 2
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
В каком ряду химические элементы расположены в порядке возрастания их атомного радиуса?
Na, Mg, Al, Si
Li, Be, B, C
P, S, Cl, Ar
F, O, N, C
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Из приведенных химических элементов самый большой радиус атома имеет
Bi
N
As
P
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Ядра атомов изотопов различаются числом
протонов
нейтронов
протонов и нейтронов
протонов и электронов
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