Atomic number, Chemistry

Assignment Help:

A transition metal X   has a configuration [Ar] 3d4   in its +3 oxidation state. Its atomic number is:

(1) 25     

(2) 26     

(3) 22    

(4) 19

Ans: 25

 


Related Discussions:- Atomic number

Properties of matter, is vinegar has a pungent odor. is it chemical or phys...

is vinegar has a pungent odor. is it chemical or physical property?

Physical chemisty, Calculate the ratio of d number of molecules in two ener...

Calculate the ratio of d number of molecules in two energy levels at 27''c given E2=9.75x10"-13erg/mol E1=6.95X10"-13erg/mol g1=2 g2=3

Thermodynamics, Ask question #Minimu1. A laboratory animal exercised on a t...

Ask question #Minimu1. A laboratory animal exercised on a treadmill that was connected to a weight with a mass of 250. g through a pulley. The work done by the animal raised the we

Describe about temperature scales, Q. Describe about temperature scales? ...

Q. Describe about temperature scales? The temperature of an entity explains how hot or cold the object is relative to other objects. Scientists utilize two temperature scales-t

Ratio between the neutrons in c & si with respect to atom, The ratio betwe...

The ratio between the neutrons in C  and  Si  with respect to atomic masses 12 and 28 is: (1) 2 : 3  (2) 3 : 2       (3) 3 : 7             (4) 7 : 3 Ans: 3 : 7

S block elements, write summarized report on s block elements characteristi...

write summarized report on s block elements characteristics and properties

Freezing and Boiling points, Calculate the molarmass of a nonelectrolyte th...

Calculate the molarmass of a nonelectrolyte that lowers the freezing point of 25.00g of water to -3.9 degrees C when 4.27 g of the substance is dissolved in the water.

What is the activation center of an enzyme, Is it the key or the lock of th...

Is it the key or the lock of the lock and key model? Ans) The activation center is a region of the enzyme formed by its spatial conformation to which the substrate binds. In the

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