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Andrews [41]
3 years ago
12

I have this question in science so someone please help me

Chemistry
1 answer:
Viefleur [7K]3 years ago
6 0

I would say C.) It has been updated and modified based on the new data

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Savatey [412]
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is a  single  replacement reaction

 A  single  replacement  reaction  is a type  of chemical reaction were element react with a compound  and  the element take  place  of another element in that  compound.  In the reaction above Aluminium  (Al) take the place of  silver (Ag)  from it compound.that is AgNO3. single  replacement reaction is possible because  aluminium   is  in high in reactivity   series    as compared to silver.
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What is the formula of the ion formed when phosphorus achieves a noble-gas electron configuration?
stealth61 [152]

Answer:

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Explanation:

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In order to have eight electrons in its outermost shell, phosphorus must accept three electrons and form an ion of the sort P^3-. This ion now has eighteen electrons (argon configuration) and eight electrons in the outermost shell.

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