SKS M1 2. 3

Identify this substance

• Magnessium

• Manganese oxide

• Potassium manganate

• Potassium permanganate

What is the color of the product from burning Potassium permanganate?

• Greenish black solid

• Purple pink solid

• Colorless

• Brown solid

Is a Potassium permanganate an element or compound? a compound because__________________

• it consist of single elements

• it consists of two or more elements only

• it produces three products after burning

• it has flammable substances

Before the Potassium is burn the color when dissolve to water is?

• Black

• Greenish

• Purple

• Pink

What will happen when the Potassium permanganate dissolve in water before burning it?

• the substance will not change

• substance will not dissolve

• the substance dissolve in water but some are not

• the substance completely dissolve in water

What will happen when the Potassium permanganate dissolve in water after burning it?

• the substance will not change

• substance will not dissolve

• the substance dissolve in water but some are not

• the substance completely dissolve in water

What kind of colorless gas will be produce when heating the potassium permanganate?

• Oxygen

• Hydrogen

• Oxide

• Gas

What is the color of manganese (IV) oxide as the result of burning the potassium permanganate?

• Colorless gas

• Purple crystal

• Green solid

• Black Solid

When dropping Glycerol or glycerine into Potassium permanganate what will happen later?

• It will create fire

• it will dissolve

• it will melt

• it will turn to solid

When a substance is composed of more than two elements is called_____.

• compound

• element

• homogeneous

• heterogeneous