Answer:
Preparation of Bases
By the direct union of a metal with oxygen Some metals when heated in air or oxygen form the oxides of the metals. ... By the action of water or steam on some active metals Some active metals like sodium and potassium react with cold water to form hydroxides with the evolution of hydrogen gas.
B.) an elements oxidation number increases because it lost electrons.
#PlatoLivesMatter
Answer:
d. The particles of matter are arranged
in different ways for the different
states.
Explanation:
when you hear kinetic think hot or cold
example
water when its hot its a gas and looks different under a microscope
water when its cold its ice and looks different under a microscope
First you need to count the atoms of each element in the reactantsa and the products. Then use coefficients and place them in front of the compunds until the equations looks fully balanced.
Hope i helped