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23 Answered Questions for the topic electrons

Electrons Chemistry

03/09/20

For the n=3 energy level...

a) indicate the total number of electronsb) indicate the sublevels

11/17/19

Why does Kr have larger radius than Ar when Kr has a larger effective nuclear charge?

Looking at the atomic radius trend of the periodic table, Kr has a larger radius than Ar. But my textbook claims that Kr has a larger effective nuclear charge than Ar for n=3. Wouldn't that mean Kr... more
Electrons Physics Forces

07/31/19

What keeps electrons in an atom from flying away or falling into the nucleus?

In atoms, what force or charge, etc. keeps electrons from flying away or into their nucleus? is there a kind of weak-force at work on the atomic scale? Note I am aware the electron positions are... more
Electrons Physics Forces

07/11/19

How do electrons know when a circuit is closed?

I was told that electrons do not begin flowing unless the circuit is closed. The electrons from the battery are not in the ends of wire when it is open, apparently, as there is no reason for them... more

05/30/19

Physical Chemistry: Quantum Chemistry - Electrons

Calculate the position of the maximum in the radial distribution function for Li2+ in its ground state using the wave function, π-1/2(Z/a0)e-Zr/a0 where Z is the nuclear charge.

So it's 58Fe2- ?

10/04/18

Core and Valence Electrons

Determine the number of core and valence electrons in each of the following neutral atoms:   Fe Co Na Ag Rb
Electrons Physics Current

04/23/18

When a lightbulb is turned on...

When a lightbulb is turned on, 8.85C of charge pass through the filament of the bulb in 17.0s.  a) What is the average current in the lightbulb? ---A b) How many electrons pass through the... more
Electrons Physics

04/23/18

An electroscope has a charge of....

An electroscope has a charge of -4μC while your finer has a charge of 4.5μC. You touch the electroscope with your finger and discover that the charges of your finger and the electroscope are now... more
Electrons Physics Charge

04/23/18

Since bees can carry charge...

Since bees can carry charge, they can be represented as point charges. Two bees are resting on a string and have charges +16.3 µC and +29.1 µC. If the magnitude of the electrostatic force between... more
Electrons Science Neutrons

10/10/17

How do you get the number of electrons in a neutral atom

Uranium- (U), () 
Electrons Physics

12/04/16

Find energy in joules? When electron acquires speed of 10^6?

In detail, thanks for answering x
Electrons Physics Charge

11/11/16

Capacitor related doubt

When two capacitors are joined one charged and other uncharged.how to calculate energy ? Please show the calculation part also
Electrons Chemistry Element

10/30/16

Which element has more total electrons, argon or krypton? Explain.

Which element has more total electrons, argon or krypton? Explain.
Electrons Chemistry Neutron

10/22/16

How many protons, neutrons, and electrons are in each?

How many protons, neutrons, and electrons are in each?   a. Fluorine-23   b. 59Co   c. molybdenum-96
Electrons Chemistry Deuterium

08/30/16

How many electrons does a neutral deuterium atom have?

How many electrons does a neutral deuterium atom have?
Electrons Chemistry

04/19/16

Why is this statement false? The arrangement of the orbitals is the same in a multielectron atom and a single-electron atom.

Why is this statement false?   The arrangement of the orbitals is the same in a multielectron atom and a single-electron atom.   The website's answer: The arrangement of the orbitals in a... more

02/27/16

how many electrons are in the final subshell to fill in each halogen (elements of group 17)?

please help! does this relate to the period blocks or electronegativity or something? thanks so much 
Electrons Science Physics

12/05/15

Kinetic energy of particles and objects

Calculate the rest energy and the kinetic energy of: a) A 100g ball travelling with the speed of 100m/sb) An electron travelling at a speed of 0.999c. Which one has greater rest energy? Which one... more
Electrons Math Physics

04/02/15

Object A and B have equal charges. If neutral object C touches A then B, what is the force b/w the newly charged objects A and B?

PLEASE HELP ME!!! i have a physics test tmro!!!
Electrons

02/04/14

what are protons

. Why is charge usually transferred by electrons ratherthan by protons
Electrons Chemistry

12/05/12

how many electrons does aluminum have?

i need ti know how many electrons aluminum have

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