Beyond Mn no metal has a trihalide except:

“Lusture and Sonority are the common properties associated with metals”. Name two metals and non-metals that are an exception to this statement.

Beyond Mn which trifluoride exists?

The elements of VA group direcly combines with halogens and form trihalides of the type MX_(3) (M-VA group element, X- halogen). All the trihalides are stable except NCl_(3),NBr_(3) and NI_(3) . The unstable nature of these halides is due to

All of the following metals are silvery white except

Which of the following is not an ionic trihalide ?

The elements of VA group direcly combines with halogens and form trihalides of the type MX_(3) (M-VA group element, X- halogen). All the trihalides are stable except NCl_(3),NBr_(3) and NI_(3) . The tendency of act as Lewis bases of these trihalides is in the order of

Answer the following in one or two sentences Why is hydrogen gas not libereated when metals (except Mn and Mg) are treated with HNO_3 ?

Nitrogen trihalides are