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Periodic table(in Hindi)
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This lesson deals with most important and previous years questions of periodic table.it will helpful for Capf ac,SSC, railway,state pcs and others.

Ravi Ranjan Kumar
Founder of "The Selection Guru" Competitive Institute.Qualified:more than half a dozen govt.Exams.Youtube channels "UnBook" & "UnBook Talks"

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Unacademy user
  1. Most important and previous years questions of periodic table


  2. 1)Who had given Modern period table A) Mendeleev B) Mosley C) Dobrenur D) None


  3. Most important and previous years questions of periodic table


  4. 2)mandeleev's periodic table was A)Atomic mass b) Atomic number C) Atomic density D) Atomic volume


  5. 3) Modern periodic table was based A) Atomic number B) Atomic mass C) C) Atomic density D) Atomic volume


  6. 4)Lightest elements of periodic table A) Hydrogen B) Hileum C) Lithium D) Sodium


  7. 5) Heaviest metal of periodic table.. A) Silver B) Gold C) Osium D) D)Para