Assertion: zinc's state | /r/HasProperty | covalent
Facets:
value: usually
type: DEGREE
Source sentences:
text: In contrast to compounds of mercury in the +2 state, which are usually covalent, all the common salts of mercury in the +1 state are ionic, and the soluble compounds—e.g., mercurous nitrate, Hg 2 (NO 3 ) 2 —show normal properties of ionic compounds, such as ease of dissociation or breakup into separate ions in solution.