From the following list of atoms, chosse the isotopes, isobars and isotones-`._(8)^(16)O,._(19)^(239)U,._(10)^(40)K,._(8)^(18)O,._(6)^(14)C,._(20)^(40)Ca,._(92)^(238)U`

From the following find out groups of isotopes, isobars and isotons. ._(8)^(16)O,_(19)^(39)K,._(6)^(14)C,._(92)^(239)U,._(7)^(14)N,._(20)^(40)Ca,._(92)^(238)U,._(32)^(77)Ge,._(33)^(77)As,._(8)^(18)O,._(32)^(76)Ge,._(34)^(78)Se .

From the following nuclei select the isotopes and isobars : ""_(92)^(238)U, ""_(90)^(234)Th, ""_(92)^(234)U, ""_(91)^(234)Pa .

One gm of each ._(1)H^(1), ._(8)O^(16), ._(6)C^(14), ._(92)U^(238) have-

One gm of each ._(1)H^(1), ._(8)O^(16), ._(6)C^(14), ._(92)U^(238) have-

Choose isotopes and isobars from the following: ""_(6)^(12)C, ""_(5)^(12)B, ""_(7)^(14)N, ""_(8)^(14)O, ""_(8)^(16)O, ""_(6)^(14)C, ""_(7)^(13)N

Select the pairs of isobars and isotons form the following nuclei ._6C^(14),._7N^(13),._7N^(14),._8O^(16) :

._(6)^(14)C and ._(8)^(16) O are ………..

._(6)^(14)C and ._(8)^(16) O are ………..

Of the following atoms ._(6)C^(14),._(7)N^(13),._(88)Ra^(236),._(7)N^(14),._(8)O^(16) and ._(86)Rn^(232) a pair of isobars is: