Question

Match the List 1 and List 2.

List 11 amuProtonNeutron-particle
List 2Heaviest particle of atom kg931.5 MeVPositively charged
Medium

Solution

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1 amu (atomic mass unit ) = 931.5 MeV

Proton = Positively charged 

Neutron = 1.66×10       

Alpha particle -Heaviest Particle 

Thus, A 3, B  4,  C  2, D  1

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