What element is being reduced in the following redox reaction?
mno4 (aq) + h2c2o4(aq) ? mn2+(aq) + co2(g)
answer
c
mn
o
h

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.

How can the periodic table be used to predict the behavior of elements?