Chemistry, asked by s6abirasinghikakvsa, 1 year ago

How do you find the valency of an element using the formula 2n2 ? For example: Valency of silver we know the atomic number is 47 using the formula 2n2 how can I get the valency?

Answers

Answered by Rancho007

4

this formula is useful only for first 20 elements.

Previous Question

Next Question

Similar questions

Physics, 8 months ago

A 60g bullet fired from a 5kg gun leaves with a speed of 509m/s. find the speed with which the gun recoils...

Math, 8 months ago

if sinx,cosx are the roots of t2-pt+q =0 then show that sin3x+cos3x=p3-3pq...

Math, 8 months ago

The period of sin 4x + cos4 x is O (a) O (b) 27 oco 2...

Math, 1 year ago

** In a two digit number ,the the sum of the digits is 11. If the digits are reversed , the resulting number will be 27 more than the original number. Find the original number.

Science, 1 year ago

We see the sun before and after its schedule time of sunrise and sunset respectively it is because of atmospheric refraction what is the duration of advanced sunrise or sunset...

English, 1 year ago

what is mean by ambiguous...

Social Sciences, 1 year ago

describe the limitations for a candidate to contest election...

Biology, 1 year ago

if theory of Lamarck was true how will the world be...