Electron Configuration Questions and Answers (Q&A)

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The correct answer to the question “What is the electron configuration for chromium?” is letter B or 1s2 2s2 2p6 3s2 3p6 421 3d5. The actual electron configuration of Cr is [AR] 4s1 3d4 and Cu is [Ar] 4s1 3d10. Now, Letter A or 1s2 2s2 2p6 3s2 3p6 4s2 3d4 is the expected electronic...Read More

4 Answers

The correct answer to this question is C, 6.165x10^14 s^-1. This type of question could be found on a chemistry test, as it is related to electron configuration, which is when electrons are distributed throughout an atom. This atom can either be neutral or ionic. It also involves the...Read More

3 Answers

How does this question even work because technically there are only 18 which is Argon but you also cant have 1 it needs to fill at least 2 or fill the shell before it.

3 Answers

The answer to this question is C. There aren’t a lot of people who are familiar with this element. This is a type of metal that is blue and silvery in color, especially when they are at standard temperature. If in case it would be in liquid form, its color will also change. It will become...Read More

2 Answers

Everyone knows that we need calcium for our bodies. It makes our body healthy and strong. When we are little, our parents used to tell us to drink all of our milk to make our bones strong. It would also help us grow. There is a lot more to calcium then what we know about it is in...Read More

2 Answers

Bromine is an elemental chemical with symbol Br and automatic number 35. It is the third lightest halogen and is fuming red-brown liquid at room temperature that evaporates readily to a colored gas. It has the properties of chlorine and iodine. It is nonmetal in group 17 of the periodic t...Read More

2 Answers

To calculate the wavelength, you will need to find the velocity of the wave and divide it by the frequency. Usually waves are measures in meters. So, the velocity is the speed of the wave. Frequency is usually measures in Hertz. This is equivalent to one second. Using the formula, you will then...Read More

2 Answers

It would only be sulfur due to it's negative spin of -1/2. Aluminum would have a positive spin of +1/2

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This answer is incorrect, the correct answer should be [Kr] 5s1 4d10. This is because the electrons will remove and electron from the 5s orbital and put it into the 4d orbital as completely filling the 4d orbital requires less energy

2 Answers

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