Explain cohesive energy, 'Cohesive energy' : In a chemical bond, it is the...

'Cohesive energy' : In a chemical bond, it is the energy needed to dissociate a solid into isolated atoms or molecules as appropriate.

P block, why ionisation energy of aluminium is greater then Ga?

why ionisation energy of aluminium is greater then Ga?

The associated wave length, A 200g golf ball is moving with a speed of 5 m ...

A 200g golf ball is moving with a speed of 5 m per hour. The associated wave length (h = 6.625 x 10 -34 J sec)is: (1) 10- 1 0 m                        (2) 10 -20 m

Colloidal states, #question.colloidal states notes

#question.colloidal states notes

Which of the following set of quantum number is not valid, Which of the fol...

Which of the following set of quantum number is not valid: (1) n=1, l=2                         (2) 3=2, m=1       (3)  m=3,l=0                       (4)  3=4,l=2

Law of successive disintegration, define and explain law of successive disi...

define and explain law of successive disintegration

The electronic configuration of an element with atomic no., Which of the fo...

Which of the following represents the electronic configuration of an element with atomic number 17: (1) 1s 2, 2s 2 , 2p 6 , 3s 1, 3p 6                (2) 1s 2 , 2s 2 , 2p

Metallurgy, Write down the reactions taking place in different zones in the...

Write down the reactions taking place in different zones in the blast furnace during the extraction of iron.

Skeleton equations , i need help filling in this equation __Na+__O2= __ Na2...

i need help filling in this equation __Na+__O2= __ Na2o

Emf series and its application,