Exothermic Reactions with Steel Wool and Vinegar

Exothermic Reactions with Steel Wool and Vinegar

Assessment

Interactive Video

Chemistry

6th - 8th Grade

Hard

Created by

Nancy Jackson

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an exothermic reaction?

A reaction that neither absorbs nor releases energy

A reaction that only releases light energy

A reaction that releases more energy than it absorbs

A reaction that absorbs more energy than it releases

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT required for the experiment?

A thermometer

A Bunsen burner

White vinegar

Extra fine steel wool

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of soaking steel wool in vinegar?

To change the color of the steel wool

To remove the protective coating from the steel

To clean the steel wool

To add a protective layer to the steel

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the steel wool when it is exposed to oxygen after being soaked in vinegar?

It dissolves completely

It forms iron oxide or rust

It becomes shiny and smooth

It remains unchanged

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the color change observed in the steel wool after the experiment?

It turns black

It turns green

It turns blue

It turns reddish brown