1.

Tin and lead form divalent Sn (II) and lead (II) and tetravalent i.e., Tin (IV) and lead. (IV) compounds. Tetravalent and dioxides of lead and Tin are amphoteric in nature. Lead tetra fluorite is ionic solid where as PbCl_(4) is covalent. Pbl_(4) does not exist. lead (II) halides are white whereas Pbl_(2) is yellow in colour. Q. Reaction of SnO with NaOH gives

Answer»

`Na_(2)SnO_(2)`
`H_(2)SnO_(2)`
`Na_(3)SnO_(2)`
`SnO_(2)`

Answer :A


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