Discovery of Optical Activity
The earliest optically active substances were all inorganic like quartz, rock crystals and so on. Later crystals of potassium chlorate, potassium bromate and sodium periodate were also found to exhibit optical activity. However, when these crystalline inorgan..
Determination of Optical Activity using a Polarimeter
. Some light can be seen. The analyzer should be rotated so that once again no light reaches the eye. Note that some light could be seen when the cane-sugar solution tube was placed between the two prisms whose axes were perpendicular to each other and no light was visible originally. So what made ..
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