Question

write the molecular formula of the compounds of the following elements with hydrogen by referring to The Mendeleevs periodic table. C, S, Br, As, F, O, N, Cl​

Answer 1

For example, most samples of the elements hydrogen, oxygen, and nitrogen are ... found as diatomic molecules are fluorine (F2), chlorine (Cl2), bromine (Br2), and iodine ... that consist of eight atoms of sulfur; its molecular formula is S8 (Figure 2). .... If you predict that another compound with the formula C2H4O2 could exist, ...  

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