Question

Datimi cel putin 5 formule din 4 elemente si denumirea lor

Answer 1

$\bold{1)} \ HNO_3 \to acid \ azotic, \ H\to hidrogen, \ NO_3 \to azotat; \\ \bold{2)} \ H_2SO_3\to acid \ sulfuros, \ H_2 \to hidrogen, \ SO_3\to trioxid \ de \ sulf; \\ \bold{3)} \ H_2SO_4 \to acid \ sulfuric, \ H_2 \to hidrogen, \ SO_4 \to sulfat; \\ \bold{4)} \ H_2CO_3 \to acid \ carbonatic, \ H_2\to hidrogen, \ CO_3 \to carbonat; \\ \bold{5)} \ H_2SiO_3 \to acid \ silicic, \ H_2 \to hidrogen, \ SiO_3 \to silicat;$