Contando átomos

Quiz

•

Chemistry

•

10th Grade

•

Hard

Júlia Higashi

Used 14+ times

FREE Resource

14 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Na fórmula química Fe₂O₃, o número de átomos de Fe é:

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Na fórmula química Fe₂O₃, o número de átomos de O é:

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Quantos átomos de Fe existem na indicação 2 Fe₂O₃:

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Quantos átomos de O existem na indicação 2 Fe₂O₃:

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Na fórmula química (NH₄)₂SO₄, o número de átomos de N é:

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Na fórmula química (NH₄)₂SO₄, o número de átomos de H é:

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Na fórmula química (NH₄)₂SO₄, o número de átomos de S é:

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