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Простые и сложные вещества

Authored by CuCuB Official

Chemistry

7th Grade

Used 2+ times

Простые и сложные вещества
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Выбери простое вещество

H2O2

MnSO4*5H2O

C60

(CuOH)2CO3

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Выбери сложные вещества.

W

CrO5

C12H22O11

P4

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Выбери простые вещества.

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4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Выбери диаграмму, которая символизирует смесь простых веществ

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5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Выбери две группы, в которых каждое из веществ относится к простым веществам.

O3, N2, Al

HF, Mg, P4

Al2O3, CuO, H2SiO3

Au, Co, H2

6.

FILL IN THE BLANKS QUESTION

45 sec • 1 pt

Какое количество атомов водорода в H4P2O7?

(a)  

7.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Сколько атомов кислорода в данном соединении KAl(SO4)2?

(a)  

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