Question

what are the major precautions you need to take in experiment leaf boiling in methylated spirit​

Answer 1

Answer:

1.Wear safety goggles.

2.Keep ethanol away from Bunsen burner; ethanol is 3.flammable.

4.Tie the hair back.

5.Tuck ties, files and loose material away.

6.Keep all bags out of the way to avoid tripping up.

7.Make sure you are not wearing tight clothes.

8.Use the forceps to place the leaf in the boiling wate

Explanation:

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Answer 2

Answer:

Because Methylated spirit is analcohol & when we boil the leaf in alcohol we are testing it for starch as this would remove the chlorophyll from the green leaf . Deolourish leaf is than treated with iodine & a blue black color is obtained which confirms the presence of starch in the green portion of leaf.

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