The halogen which reacts spontaneously with gold (Au) to form Au+3 is ________________?

Related Mcqs:

Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?

A. Displacement reaction B. Double displacement reaction C. Disproportionation reaction D. Reduction reaction...

Which of the halogen can displace other three elements ?

A. Flourine B. Chlorine C. Iodine D. Bromine...

The chemical formula of sodium hypochlorite is________________?

A. NaCLO B. NaClO2 C. NaClO3 D. NaClO4...

Which one of the following is the weakest acid in water__________________?

A. HF B. HCI C. HBr D. HI...

Which of the halogen has highest electronegativity ?

A. Fluorine B. Chlorine C. Bromine D. Iodine...