Тест на тему Термодинамика. Формулы. Законы

Тест по Химии на тему "Галлогены"

Класс: 9
Предмет: Химия
Тема: Галлогены
Тип вопросов: Единственный выбор
Количество вопросов: 10

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Вопрос 1: Какой из нижеперечисленных элементов является галлогеном?
A) Нитроген
B) Фтор
C) Сера
D) Кальций

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Вопрос 2: Какой из галлогенов имеет наибольшую атомную массу?
A) Хлор
B) Бром
C) Иод
D) Фтор

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Вопрос 3: Какой газ, образующийся при реакции галогенов с металлами, обычно имеет ярко-желтый цвет?
A) Хлор
B) Бром
C) Фтор
D) Иод

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Вопрос 4: Что из следующего является важным свойством галогенов?
A) Все галогены имеют высокую температуру плавления
B) Галогены являются хорошими проводниками электричества
C) Все галогены легко реагируют с водородом
D) Все галогены имеют красный цвет

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Вопрос 5: Какой из галогенов является самым реакционноспособным?
A) Фтор
B) Хлор
C) Бром
D) Иод

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Вопрос 6: Какой галоген используется в производстве лаком для ногтей и некоторых дезинфицирующих средств?
A) Фтор
B) Хлор
C) Бром
D) Иод

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Вопрос 7: При реакции галогенов с щелочами образуются:
A) Соли и вода
B) Кислоты и соли
C) Гидроксиды
D) Водород и кислород

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Вопрос 8: Как называется соединение, состоящее из атома металла и атома галогена?
A) Ион
B) Соль
C) Кислота
D) Основное вещество

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Вопрос 9: Какой галоген существует в форме одноатомных молекул?
A) Хлор
B) Бром
C) Фтор
D) Иод

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Вопрос 10: Какой галоген используется в медицине и пищевой промышленности в качестве антисептика?
A) Фтор
B) Хлор
C) Бром
D) Иод

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Пожалуйста, отметьте свои ответы и ознакомьтесь с правильными после завершения теста. Удачи!

Тест по английскому языку на тему "Present Simple and Present Continuous"

Имя: ___________________________

Класс: __________________________

Дата: ___________________________

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Вопросы

1. I _______ (to go) to school every day.

a) go
b) am going
c) goes

2. She _______ (to read) a book right now.

a) reads
b) is reading
c) read

3. They _______ (to play) football on weekends.

a) are playing
b) play
c) playing

4. He usually _______ (to eat) breakfast at 8 am.

a) is eating
b) eats
c) eat

5. Look! The dog _______ (to run) in the park.

a) runs
b) is running
c) run

6. We _______ (to watch) a movie every Friday.

a) are watching
b) watch
c) watched

7. My brother _______ (to play) video games now.

a) plays
b) played
c) is playing

8. She _______ (to sing) very well.

a) sing
b) is singing
c) sings

9. The kids _______ (to ride) their bikes right now.

a) ride
b) are riding
c) riding

10. I _______ (to like) ice cream.

a) am liking
b) like
c) likes

11. He _______ (to draw) pictures every day.

a) draws
b) is drawing
c) drew

12. They _______ (to study) English at the moment.

a) study
b) studies
c) are studying

13. We _______ (to go) to the gym every week.

a) go
b) are going
c) gone

14. She _______ (to sleep) at night.

a) slept
b) sleep
c) sleeps

15. The teacher _______ (to explain) the lesson now.

a) explaining
b) explains
c) is explaining

16. I usually _______ (to drink) coffee in the morning.

a) drink
b) drinks
c) am drinking

17. What _______ (to you, to do) right now?

a) do you
b) are you doing
c) you do

18. He always _______ (to help) his friends.

a) helps
b) helping
c) to help

19. They _______ (to swim) in the pool this summer.

a) are swimming
b) swim
c) swims

20. She _______ (to visit) her grandparents every month.

a) visits
b) is visiting
c) visit

21. The sun _______ (to shine) brightly today.

a) shined
b) shines
c) is shining

22. We _______ (to eat) dinner at 6 pm.

a) ate
b) are eating
c) eat

23. I _______ (to study) right now.

a) study
b) am studying
c) studies

24. He _______ (to play) the guitar every evening.

a) plays
b) is playing
c) played

25. The baby _______ (to cry) at the moment.

a) cries
b) is crying
c) cry

26. She _______ (to walk) to school every day.

a) walk
b) walks
c) is walking

27. They _______ (to take) a shower now.

a) take
b) are taking
c) took

28. I _______ (to write) a letter to my friend.

a) am writing
b) write
c) writes

29. The flowers _______ (to bloom) in spring.

a) blooms
b) bloom
c) are blooming

30. My sister _______ (to dance) at the party.

a) is dancing
b) dances
c) dance

31. He always _______ (to forget) his homework.

a) is forgetting
b) forgets
c) forgot

32. Look! The cat _______ (to chase) a mouse.

a) is chasing
b) chases
c) chase

33. We _______ (to play) outside every day after school.

a) play
b) are playing
c) played

34. She _______ (to listen) to music now.

a) listens
b) is listening
c) listen

35. I _______ (to go) to the park on Sundays.

a) goes
b) go
c) am going

36. They usually _______ (to have) lunch at 1 pm.

a) have
b) having
c) has

37. He _______ (to fix) his bike right now.

a) fixes
b) is fixing
c) fixed

38. The children _______ (to play) in the yard.

a) are playing
b) play
c) playing

39. I _______ (to read) a story before bed.

a) read
b) am reading
c) reads

40. She _______ (to cook) dinner every evening.

a) is cooking
b) cooks
c) cook

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Успехов на тесте!