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When chlorine water is exposed to sunlight, the colour change that occurs is
Options
(a) colourless to brown
(b) brown to colourless
(c) light blue to colourless
(d) greenish yellow to colourless
Correct Answer:
greenish yellow to colourless
Explanation:
The colour of halogen is due to the fact that their molecules absorbs radiation from visible light and the outer electrons are easily excited to higher energy level.When chlorine water is exposed to sunlight its colour changes from greenish yellow to colourless.
Related Questions: - The combustion enthalpies of carbon , hydrogen and methane are -395.5 kJ mol⁻¹
- On heating sodium metal in dry ammonia, the compound formed is
- Which of the following order is wrong?
- In liquid-gas equilibrium,the pressure of vapours above the liquid is constant
- Butter is an example of which type of colloid
Topics: P Block Elements in Group 15
(89)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The combustion enthalpies of carbon , hydrogen and methane are -395.5 kJ mol⁻¹
- On heating sodium metal in dry ammonia, the compound formed is
- Which of the following order is wrong?
- In liquid-gas equilibrium,the pressure of vapours above the liquid is constant
- Butter is an example of which type of colloid
Topics: P Block Elements in Group 15 (89)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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