Which among the following statement is TRUE about isotones?

Which among the following statement is TRUE about isotones?
  1. These occupy same positions in the modern periodic table,
  2. These have different number of neutrons and same number of protons.
  3. These have same chemical properties,
  4. The are nuclides having the same number of neutrons but different number of protons and hence different mass numbers.

Solution

They are nuclides having same number of neutrons but different mass number

Asked in: MHT CET 2022 (07 Aug Shift 2)

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