Какъв цвят е хлорът?

Хлор - 7 клас - Химия

Quiz
•
Chemistry
•
7th Grade
•
Medium
Мариян Иванов
Used 30+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
жълт
зелен
жълто-зелен
безцветен
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
В какво състояние е хлорът?
газ
течност
твърдо
плазма
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какъв е символът на хлора?
Cl
C
Ch
X
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какъв е физиологичното действие на хлора?
отровен
корозивен
радиоактивен
безвреден
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
С какво взаимодейства директно хлорът?
метали
водород
вода
кислород
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Обикновено коя валентност проявява хлорът?
1
2
3
4
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
За какво се използва хлорът?
дезинфенкция на питейна вода
дезинфекция на басейни
направа на ракетно гориво
направа на белина
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