Question

Write any 5 properties of pop (plaster of paris) ​

Answer 1

PROPERTY:-

1.IT is white powder.

2.when water is mixed in it crystals of gypsum are created.

3.its creation process is exothermic.

4.when it is heated in 473k it forms anhydrous CaSO4

USES:-

1.It is used to support the broken bones of humans .

2.It is used to make decorative item.

3.It is used to make status.

4.It is uses in lab for closing air gaps.

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Answer 2

Answer:

Plaster of Paris, quick-setting gypsum plaster consisting of a fine white powder (calcium sulfate hemihydrate), which hardens when moistened and allowed to dry. Known since ancient times, the plaster of Paris is so-called because of its preparation from the abundant gypsum found near Paris. dental model.

A hard white substance made by the addition of water to powdered and partly dehydrated gypsum, used for holding broken bones in place and making sculptures and casts.

Explanation:

Properties of Plaster of Paris

1. It expands slowly and slightly upon setting.
2. It is highly fire-resistant.
3. It results in the formation of a thick surface to resist normal knocks after drying.
4. It is easy to spread.
5. It is easy to level.
6. It does not cause cracking of surfaces.
7. It gives a decorative interior finish.