Question

Answer in one sentence: (2)

1. Give one example of a weedicide.

2. What happens when you put blue and red litmus papers in Sulphur dioxide dissolved in

water?

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Answer 1

Answer:

Weedicides are the chemicals which are sprayed over field to get rid of weeds. They will not show any effect on crop plants. Two popularly used weedicides are 2,4-D Ethyl ester, Neem extract, Glyphosate etc.

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Answer 2

1. 2-4 D

2. This shows that a lot of sulphur dioxide had dissolved in water, hence the gas is very soluble in water. ... This shows that sulphur dioxide is an acidic gas.

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