V14641 CH1HW Friedman CHEM 01/26/18 rmc5x Howwould you describe the change depic

Question

V14641 CH1HW Friedman CHEM 01/26/18 rmc5x Howwould you describe the change depicted in the following figure 02 Choose one: A. A mixture of two gaseous compounds is heated to a temperature at which one of them decomposes. B. A mixture of two gaseous elements reacts together to form two compounds, one of which is a liquid. C. A mixture of two gaseous elements is cooled to a temperature at which one of them condenses. D. A mixture of two gaseous elements undergoes deposition. 13 OF 30 QUESTIONS COMPLETED 17,30 >

Explanation / Answer

red molecules have come to bottom
So, red one has undergone decomposition

There is no reaction because there is no change in molecules structure

Cooling or heating will never separate the molecules into 2 parts

Answer: D

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