Which of the following reactions is possible according to Dalton's atomic theory? View Available Hint(s) Which of the following reactions is possible according to Dalton's atomic theory? 1. N2→O2N2→O2 2. N2+O2→2NON2+O2→2NO 3. CO2→NO2CO2→NO2 4. H2O→H2SH2O→H2S

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor