Question

fill in the missing words
a) the compound with the formula $al(no_3)_3$ is called
b) the compound with the formula $khco_3$ is called
c) the compound with the formula $ba_3(po_4)_2$ is called
d) the compound with the formula $co(oh)_3$ is called
e) the compound with the formula $pbo_2$ is called

Explanation:

a) Aluminum nitrate is named based on the aluminum cation ($Al^{3+}$) and nitrate anion ($NO_3^-$).
b) Potassium hydrogen carbonate has potassium ion ($K^+$) and hydrogen carbonate ion ($HCO_3^-$).
c) Barium phosphate is composed of barium ions ($Ba^{2+}$) and phosphate ions ($PO_4^{3 - }$).
d) Cobalt(III) hydroxide has cobalt(III) ion ($Co^{3+}$) and hydroxide ion ($OH^-$).
e) Lead(IV) dioxide has lead(IV) ion ($Pb^{4+}$) and oxide ion ($O^{2 - }$).

Answer:

a) Aluminum nitrate
b) Potassium hydrogen carbonate
c) Barium phosphate
d) Cobalt(III) hydroxide
e) Lead(IV) dioxide