Answer:
hydrogen (H), nitogen (N), oxygen (O), fluorine (F), chlorine (Cl), helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn)
Explanation: found this online, it's best to remember them.
Answer:
Electrons flow from anode to cathode (this is always the case). For an electrolytic cell however, this flow is not spontaneous but must be driven by an external power source. In an electrolytic cell, the anode has the "+" sign.
Cr.
Cr is the only element listed that is located in the d-block of the periodic table.
The answer is (4) CO2(s). The "aq" means solution. The "g" means gas. The "l" means liquid. If you want to have definite shape and volume. It must be solid. The liquid also has a definite volume but does not have definite shape.
