Начальные понятия химии

Начальные понятия химии

1st - 5th Grade

36 Qs

quiz-placeholder

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Начальные понятия химии

Начальные понятия химии

Assessment

Quiz

Chemistry

1st - 5th Grade

Practice Problem

Easy

Created by

Яна Вонярха

Used 13+ times

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36 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Атомная масса С

12

52

56

84

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Какой заряд имеет атом?

Pozitif

Negatif

Netral

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Валентность Al равняется

I

III

IV

VI

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Молекулярная масса CO2 равняется

59

83

44

60,5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Сколько электронов у Ga

12

19

31

32

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

В 4 периоде во IV группе в побочной подгруппе находится

Ti

Sr

Ga

Sc

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Валентность H в соединении HF

I

II

III

IV

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