If two molecules of hydrochloric acid and one atom of magnesium are the reactants of a single replacement reaction how many magnesium atoms are in the product

Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?

What is the common name for the compound shown here? enter the common name of the compound shown?

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals