36 Best Electron Questions and Answers (Q&A) - ProProfs Discuss

Which element has this 1s2 2s2 2p6 3s1 3p6 4s1 electron configuration?

John Adney
Answered: Feb 08, 2017

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.

2 Answers

1000 views

What is the electronic configuration of Calcium?

L. Brett, Sales Manager
Answered: May 29, 2019

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...Read More

2 Answers

921 views

What isÂ the electron configuration for bromine?

T. Perez
Answered: May 10, 2018

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...Read More

2 Answers

782 views

What is the function of electrons in cathode ray tubes?

G. Roland, Professor
Answered: Jan 24, 2019

Cathode ray tubes are technology used to ultimately procure a picture. A cathode ray tube takes an incoming electronic signal and turns it into an electron stream, which creates an image he...Read More

3 Answers

748 views

What do theÂ numbersÂ 1-7 stand for in an electron configuration?

John Smith
Answered: Jan 22, 2025

Subshells

1 Answer

705 views

Which periodic elements will most likely form an ion with a -3 charge?

Barry Mclean, Sales Manager
Answered: Feb 26, 2019

Phosphorus (symbol P) when in a compound is an element that has a balance of 15 protons and 15 electrons; therefore it has no charge when in a compound. We know that it has 15 as it is number 15...Read More

1 Answer

649 views

What is the charge on an electron?

G. Roland, Professor
Answered: Feb 20, 2019

The elementary charge on an electron is at 1.60217662 × 10-19 coulombs. Some say that since an electron has a negative charge, there should be a negative sign before the actual charge. The...Read More

3 Answers

645 views

Why are electrons weightless?

G. Roland, Professor
Answered: Feb 20, 2019

They say that the electron is weightless because it is so small that it can barely be seen. There are also other reports stating that perhaps it is not true that electrons exist because there are...Read More

3 Answers

546 views

What is the difference between Orbitals and Sublevels?

J. Rogers, Rosshazlewood
Answered: Sep 30, 2019

A sublevel is known to be the division of the different principle energy levels. There are different sublevels that are available but not all of them will be stated. They are just known as s, p,...Read More

1 Answer

519 views

How is an electron neutrino different from a normal neutrino?

G. Roland, Professor
Answered: Jan 24, 2019

To understand the differ nice between en electron neutrino and a normal neutrino, it must first be understood what a neutrino is. A neutrino is a subatomic particle that is neutral. It’s...Read More

4 Answers

480 views

Why is the electron a fermion?

Mike John, Content Explorer
Answered: Jan 22, 2019

Two types of fundamental particles exist in the world fermions and bosons. Fermions particles have mass, spin (angular momentum), and charges. Bosons do not have mass and have an angular spin...Read More

4 Answers

462 views

Why do electrons have antisymmetric wave patterns in quantum fields?

G. Roland, Professor
Answered: Jan 24, 2019

A few things are known about quantum fields. One; electrons are fermions, in which fermions cannot exist in the same state at the same time. And two; this is because particles with antisymmetric...Read More

3 Answers

384 views

Why don't electrons collide with protons and destabilise if they are negatively charged?

G. Roland, Professor
Answered: Feb 20, 2019

The charge of proton in the nucleus may attract electrons but this doe not happen often. It just attracts electrons which causes the electrons to hover near the nucleus of an atom. If in case a...Read More

2 Answers

363 views

Which element's atom has 2 valence electrons in the ground state?

Regentschemistry
Answered: Jan 22, 2025

Tungsten

The valence electrons are electrons in the outermost energy level or electron shell of an atom of an element. Look at the last number in the ground-state configuration of the...Read More

1 Answer

346 views

Why do inner orbital electrons have lower energy?

G. Roland, Professor
Answered: Feb 20, 2019

The inner electrons are known to have lower energy as compared to the outer ones. The electrons that are located on the outer portion of the atom usually has more potential energy as compared to...Read More

2 Answers

330 views

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