Question

fill in the blank and balance if required:
a. N2 +.................= NH3
b. H2+.................=H2 O
c. CaCO3 = ............+ co2
d. KCIO3 = ...............+O2
e. An + ......................=ZnSO4+H2
f. AI + N2= .................
g. Fe+CuSO4=...........
h. NaOH + H2 SO4=...............​

Answer 1

Answer:3.(b) O2. (c) CuSO4. (d) V2O5. (e) H2O. (f) CuO. 25. (a) Na2CO3 + HCl —→ NaCl + NaHCO3 ... (e) Balanced; Combination reaction. (f) ... Ca(OH)2. + CO2. →. CaCO3 + H2O. Lime water Carbon. Calcium ... hydrochloric acid solution and hydrogen gas is evolved. ... Zn(s) + H2SO4(aq) → ZnSO4(aq) + H2(g)