The figure below represents a mixture of A2 (red) and B2 (green) before they react to form A2B.

Select the correct option for A and B shown in the diagram below.A - insolubleB - aqueousA - insolubleB - solidsA - solubleB - aqueousA - solubleB - reactive

When concentrated H2SO4𝐻2𝑆𝑂4 is added to NaCI (s), the gas evolvedA. bleaches damp blue litmus paperB. forms a white preciptate with AgNO3(aq)C. forms a white precipitate with BaCI2(aq)D. turns moist red litmus paper blue

2ab2 -8a2b – 4a2b2 / -2ab

A reaction has taken place, and as a result the mixture has cooled. What type of reaction has taken place?

Which diagram shows a mixture of elemental molecules?CABD