I. there is a violet glow in the tube
II. the glow in the tube splits into bands which get further apart.
III. the glow and the bands eventually disappear and there is a green fluorescence in the tube.
IV. the tube breaks into pieces.
A. I and II only
B. I and III only
C. I and IV only
D. I, II and III only
E. I, II III and IV
Correct Answer:
Option B – I and III only
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