Question
Asked Feb 15, 2020
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1

The name of PCl3 is ________.
Group of answer choices
phosphorus trichloride
trichloro potassium
potassium chloride
phosphorous(III) chloride
monophosphorous trichloride
 
2
How many electrons does the Al3+ ion possess?

 
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Expert Answer

Step 1

2. A positive ion is formed by losing electrons.

The number on the charge indicates the number of electrons lost.

 

 

Step 2

The given ion is Al3+

It is formed by losing 3 electrons.

The atomic number of Aluminum is 13.

It has 13 electrons and 13 protons.

By losing 3 electrons from 13 electrons, it has remaining 10 electrons.

 

Step 3

Answer:

Chemistry homework question answer, step 3, image 1 has total 10 electrons.

...

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