Question

Which of the following explanation is best for not placing hydrogen with alkali metals or halogen

• A. The ionization energy of hydrogen is high for group of alkali metals or halogen
• B. Hydrogen can form compounds
• C. Hydrogen is a much lighter element than the alkali metals or halogens
• D. Hydrogen atom does not contain any neutron

Answer 1

Answer: (C)

Hydrogen is a much lighter element than alkali metals or halogen.