With 1 question.

use the activity series of metals to determine the reactivity order of the following
metals: mg, zn, fe, cu, li, k, and au.

What semimetal can form four single covalent bonds.

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.