Контрольная работа по химии для 9-класса
Flashcard
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Дильфуза Халходжаева
FREE Resource
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50 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Кто сформулировал периодический закон?
Back
Менделеев
2.
FLASHCARD QUESTION
Front
Что является основой периодического закона?
Back
Зависимость свойств от заряда ядра
3.
FLASHCARD QUESTION
Front
Как изменяются металлические свойства в периоде слева направо?
Back
Уменьшаются
4.
FLASHCARD QUESTION
Front
Как изменяется радиус атома в группе сверху вниз?
Back
Увеличивается
5.
FLASHCARD QUESTION
Front
Как изменяется электроотрицательность в периоде?
Back
Увеличивается
6.
FLASHCARD QUESTION
Front
Элемент 3 периода, 2 группы — это: Mg, Na, K, Ca
Back
Mg
7.
FLASHCARD QUESTION
Front
Элемент с максимальной электроотрицательностью: F, O, Cl, N
Back
F
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