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Atividade de Nox - 2º Ano - FC

Authored by Patricia Alves

Chemistry

3rd Grade

Used 6+ times

Atividade de Nox - 2º Ano - FC
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7 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

1. Qual o Nox de O2

0.

1.

2.

3.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

2. Quem tem Nox igual a +1?

H2

Na+

Fe+2

NO

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

3. Determine o Nox de cada elemento da substância: H2S

+1, -1

+2, -2

+1, -2

+2, -1

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

4. Qual o Nox de Fe+3

+1

+2

+3

+4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

5. O que é Nox?

Uma substância

A carga do elemento

Um elemento

Um átomo

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

6. Quem vai ter Nox +2 e -2?

MgO

NaCl

KI

HBr

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

7. Toda substância simples tem Nox igual a:

Zero

Um

Dois

Três

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