Number of unpaired electrons, Chemistry

Assignment Help:

Number of unpaired electrons in 1s2 2s2 2p  is:

(1) 2       

(2) 0      

(3) 3             

(4) 1

Ans: 3

 


Related Discussions:- Number of unpaired electrons

Organic chemistry, What is electron migration effects and mention their app...

What is electron migration effects and mention their applications

Hydratea, When 6.85 grams of the Sr(OH)2.xH2O hydrate are dried in an oven,...

When 6.85 grams of the Sr(OH)2.xH2O hydrate are dried in an oven, 3.13 grams of anhydrous Sr(OH)2 are formed.whats the value of x..please answer asap

Titration (calculating free hcl and total acidity), We performed a titratio...

We performed a titration in the lab with mock gastric juice and potassium hydroxide. We titrated to end point and then to another colour change and noted both the volumes. We are n

.plastic, what gases are released when the plastic is burnet

what gases are released when the plastic is burnet

How to remember valency of elements, Till 20elememts write the no of electr...

Till 20elememts write the no of electrons in outermost shell.if less than 4 then this is the valency otherwise subtract from 8

Quantum mechanical model of the atom, Q. Quantum Mechanical Model of the At...

Q. Quantum Mechanical Model of the Atom? Ans: Using quantum mechanics, scientists realized that the exact location of an electron could not be determined. Instead, only the p

First ionization potential and nuclear charge problem, The first ionization...

The first ionization potentials for Na, K, and Rb are 5.138, 4.341, and 4.166 eV, respectively. Assume that the energy level of the outer electron can be represented by a hydrogenl

Show the effect of temperature on chemical equilibrium, The effects that te...

The effects that temperature has on the equilibrium position of a reaction can also be explained by using Le Chtelier's Principle. Recall that in an exothermic reaction, heat i

Stochiometry, How many grams of CO2 are produce if 42.0 mol of LiOH react?

How many grams of CO2 are produce if 42.0 mol of LiOH react?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd