a. MERCURY (II) OXIDE IS HEATED
O
REDDISH BROWN PRECIPITATE IS
FORMED
GELATINOUS WHITE PRECIPITATE
IS FORMED
O
THE COLOUR CHANGES FROM RED
TO SILVERY
O WHITE PRECIPITATE IS FORMED
Answers
Answer:
✪Allotrope of phosphorus ✪
Phosphorus has many allotropes. But there are three main allotopic form of phosphorus is
White phosphorus
Red phosphorus
Black phosphorus
➽ White Phosphorus :
It is a waxy and translucent solid.
It is very delicate and need proper handling.
It is insoluble in water.
It catches fire suddenly in the air at around 35°C
➽ Red Phosphorus :
It is iron-grey in colour
It is a radiant and bright crystalline solid.
It doesn't dissolved in water.
We can find it in state of a polymeric solid.
➽ Black Phosphorus :
It is most stable allotrope of phosphorus.
It has a layered structure.
It found in two forms alpha black phosphorus and beta black phosphorus.
Beta black conducts electricity while beta black doesn't..........
Answer:
Btw good evening .......