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Chemistry
Which of the following statements about polar stratospheric clouds (PSCs) is not correct?
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Q. Which of the following statements about polar stratospheric clouds (PSCs) is not correct?
Environmental Chemistry
A
Type I clouds are formed at about $-77^{\circ} C$ and contain solid $HNO _{3} \cdot 3 H _{2} O$
0%
B
Type II clouds are formed at about $-95^{\circ} C$ and contain some ice
25%
C
A tight whirlpool of wind called Polar Vortex is formed which surrounds Antarctica
25%
D
PSCs do not react with chlorine nitrate and HCl
50%
Solution:
PSCs react with chlorine nitrate and $HCl$ to give $HOCl$ and $Cl _{2}$ respectively.