Chemistry, asked by hariharasudhan1622, 10 months ago

When pyrolusite is fused with KOH is the presence of air it gives

Answers

Answered by WhitEDeviLll
1

Answer:

The reaction between MnO₂  and KOH in presence of air is given as:

2MnO₂ + 4KOH + O₂ ------>2K₂MnO₄ + 2H₂O

                                  (potassium manganate)

The K₂MnO₄ formed is dark green in color.

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Answered by ayaansheikhaslam26
0

Answer:

Give the three example that show the presence of air all around...

you can fly kite in the sky because of air.

rotation of pinwheel shows that there is air present in the atmosphere.

when we switch on fan our pages of books start moving because of air.

Explanation:

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