Question

Sulphur when burned in presence of oxygen gives out a _____________ gas, this gas when collected in a bottle and water is added to it, it forms an acid which turns ____________ litmus to ________. Fill in the three blanks *

2 points

sulphur dioxide, blue, red

Hydrogen sulphide, red, blue

Sulphur dioxide, red, blue

Sulphuric acid, orange, green

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Answer 1

Answer:

sulphur dioxide , blue , red

Explanation:

sulphur dioxide is an acid. when water is added to it becomes sulphuric acid . where the blue litmus paper turn to red litmus