객관식The silicate ion is the silicon version of the carbonate ion. Based on this description, provide the structure of the silicate ion.4240views41rank1comments
교과서 질문Give the chemical formula for (a) chromate ion (b) bromide iom (c) nitrite ion (d) sulphite ion565views
교과서 질문Selenium, an element required nutritionally in trace quantities, forms compounds analogous to sulfur. Name the following ions: (a) SeO42- (b) Se2- (c) HSe- (d) HSeO3-.639views
교과서 질문Elements in the same group of the periodic table often form oxyanions with the same general formula. The anions are also named in a similar fashion. Based on these observations, suggest a chemical formula or name, as appropriate, for each of the following ions: (d) hydrogen tellurate ion.413views