A. Positive reaction to the brown ring test
B. Ability to dissolve in cold water
C. Decomposition on being strongly heated
D. Production of effervescence with saturated Na2CO3 solution
E. Evolution of gas with concentrated H2SO4 and copper turnings

Correct Answer:

Option D – Production of effervescence with saturated Na2CO3 solution

SEE ALSO  What is the organic product of the reaction of C2H5OH with excess acidified K2Cr2O7(aq)?

Copyright warnings! Do not copy.