Question
What colour does the turmeric paper turn when put in an alkaline solution?
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$\ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}\ \ \ \ \ \\\ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\ \ \ \ \ \ \ \\\text{H}-\text{C}-\text{C}-\text{C}\equiv\text{C}-\text{H}\\ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{H}$
$\text{C}_6\text{H}_{12}\text{O}_6\ +\ \text{O}_2\xrightarrow{\ \ \ \ \ \ \ \ \ \ \ \ }\text{CO}_2\ +\ \text{H}_2\text{O}$