Zero.
It does, however, have 13 protons, and anywhere from 8 to 29 neutrons, depending on the isotope. The common, stable isotope has 14 neutrons.
No but it is made of aluminum which is the most prevalent element in the earth.
Under IUPAC naming conventions, AlCl3 is called aluminum chloride. It is also commonly called aluminum trichloride and aluminum (III) chloride.
25
The formula (symbol) for aluminum is Al. The symbol for phosphorous is P. The formula for aluminum combined with phosphorous is AlP (aluminum phosphide).
Aluminum foil is not an element as the foil has a small amount of other stuff added to it to make it an alloy. Aluminum element would only have aluminum atoms and no other compounds added to it. An alloy has two or more metals together.
mercury has 121 nutrons because the periodic table
Not sure about nutrons, but xenon has between 70 and 82 neutrons.
188
2
18 neutrons.
Typically, 69. However it can vary by isotope.
7 is most common. It can also be 6 or 8.
Sodium-23 the only isotope occuring in nature has 12 neutrons
All isotopes of carbon have 6 protons.
motor nutrons
Neutrons in iodine: 74.
Electrons and Nutrons