What is manganese dioxide in preparation of oxygen?

Chemistry

1 answer:

Levart [38]3 years ago

5 0

Answer:

When manganese(IV) oxide is added to hydrogen peroxide, bubbles of oxygen are given off. To make oxygen in the laboratory, hydrogen peroxide is poured into a conical flask containing some manganese(IV) oxide. The gas produced is collected in an upside-down gas jar filled with water.

You might be interested in

What do you think the axis of rotation means?

larisa86 [58]

Answer:

it means the earth is rotating-

Explanation:

5 0

2 years ago

If the oxidation number of nitrogen in a certain molecule changes from +3 to -2 during a reaction, is the nitrogen oxidized or r

aliina [53]

The nitrogen has been reduced or has undergone reduction and it has gained one electron

7 0