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When it is orange means most probably it is dipped in acidified potassium dichromate(VI). the result is that the filter paper will turn green because a redox reaction has occurred.

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When sulfur is burned in air a gaseous oxide is formed If this gas is dissolved a sample of water containing litmus the result will be?

The gaseous oxide formed when sulfur is burned in air is sulfur dioxide (SO2). When sulfur dioxide dissolves in water, it forms sulfurous acid (H2SO3), which is a weak acid. Litmus paper will turn red when dipped in this solution, indicating acidity.


Which gas turns K2Cr2O7 paper from orange to green with chemical equation?

Sulfur dioxide gas turns acidifiedpotassium dichromate(VI) solution from orange to green.Chromium is reducedfrom (VI) to (III). potassium sulfur sulfuric chromium(III) potassiumdichromate(VI) + dioxide + acid sulfate + sulfate + water.


What is the chemical formula for sulfer dioxide?

S + o2 = so2


What is the name of the formula SO2?

SO2 is Sulfur Dioxide


What is a organic molecule is this SO2?

SO2 is the chemical formula of sulfur dioxide; but SO2 is an inorganic compound.


How many moles of SO2 is present in 0.45 grams of sulfur dioxide?

To determine the number of moles of SO2 in 0.45 grams of sulfur dioxide, you need to use the molar mass of SO2. The molar mass of SO2 is about 64.06 g/mol. Divide the given mass by the molar mass to find the number of moles. In this case, 0.45 grams divided by 64.06 g/mol gives you approximately 0.007 moles of SO2.


How do you remove so2 from chimeny?

how to remove so2 from chimney


Is SO2 a liquid or a gas?

SO2 is a gas.It is sulphar dioxide.


What is the electron pair geometry for SO2?

SO2 is Trigonal-Planar.


How many SO2 molecules are in 1.75 mol of SO2?

1.75 moles SO2 x 6.02x10^23 molecules SO2/mole SO2 = 1.05x10^24 molecules


Which gives choking smell SO2 or SO3?

SO2 gives a choking smell while SO3 does not have a noticeable odor.


What is it chemical equation of sulfur dioxide?

SO2: sulfur dioxide S + O2 --> SO2