Химическая викторинка

Химическая викторинка

11th Grade

16 Qs

quiz-placeholder

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Химическая викторинка

Химическая викторинка

Assessment

Quiz

Chemistry

11th Grade

Medium

Created by

Даша Осипова

Used 4+ times

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

у какого элемента 7 электронов?

марганец

натрий

азот

кислород

2.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

относительная атомная масса атома хлора

3.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

максимальная валентность азота

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

выберите реакцию разложения

2NaOH + H2SO4 = Na2SO4 + 2H2O

NH4NO3 = N2O + 2H2O

3H2 + N2 = 2NH3

AgNO3 + NaCl = AgCl + NaNO3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CrO - какой оксид?

основный

амфотерный

кислотный

это оксид?

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cr2O3 - какой оксид?

основный

амфотерный

кислотный

это оксид?

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

CrO3 - какой оксид?

основный

амфотерный

кислотный

это оксид?

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