Общая химия. Обобщение.

Общая химия. Обобщение.

11th Grade

55 Qs

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Общая химия. Обобщение.

Общая химия. Обобщение.

Assessment

Quiz

Chemistry

11th Grade

Practice Problem

Hard

Created by

Снежана Левко

Used 5+ times

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55 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

1. Простыми веществами являются:

1) Cl;
2) NН3;
3) Br2;
4) Ba;
5) NO.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2. Валентность атомов хотя бы одного химического элемента равна IV в молекуле:

1) O2;
2) H2O;
3) NH3;
4) N2;
5) CH4.

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

3. Укажите число веществ из предложенных – бром, оксид калия, этанол, кремний, сероводород, – имеющих в твердом состоянии молекулярную кристаллическую структуру.

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

4.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5. Водородная связь образуется между молекулами пары:

1) NН3 и Н2;
2) H2 и F2;
3) Н2О и HF;
4) H2 и H2;
5) HCl и H2.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

6. Cильным электролитом в водном растворе является:

1) H2S;
2) CH3OH;
3) HСООН;
4) K2SO3;
5) Br2.

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

7.

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