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Lunna [17]
3 years ago
12

Plz someone help me with this!

Chemistry
1 answer:
Genrish500 [490]3 years ago
4 0
4 is sound energy and electrical 5 is nuclear energy 5 is mechanical
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By measuring the distance from the crest of one wave to the crest of another we will know the _____ of the light.
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What is the electronic configuration of Au3+?
Anettt [7]

Answer:

AU^{3+} : [Rn] 5f^3

Explanation:

Writing electronic configuration of any element you should know atomic number of that element ,

and also electrons are filling according to their energy level and first electron is filled in the lower energy orbital

and it follows n+1 rule if n+1 is same for two orbital electron will go first in the lowest value of n.

writing electronic configuration of ion can be done like first for their neutral atom and then add or remove electron it will make things easy because there are also some eception case their you may do wrong.

AU : [Rn] 5f^3 6d^1 7s^2

remove three electron from outer most shell of AU

AU^{3+} : [Rn] 5f^3

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3 years ago
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makvit [3.9K]

Hello.

The answer is: 3.3333

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Have a nice day

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3 years ago
The rate of a chemical reaction may be defined as Select one: a. the time it takes for the reaction to be completed b. the chang
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Why is it better to use the metric system, rather than the English system, in scientific measurement?
frez [133]
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Read 2 more answers
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