Of the six noble gases in the periodic table, which is the lightest?

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1. The horizontal rows of the periodic table are called ______?

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2. What are Columns in Periodic table called?

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3. What are rows in Periodic table called?

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4. What is the first element in the periodic table?

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5. Which are the only two elements on the periodic table that are liquid at room temperature?

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6. How many elements are in Modern periodic table?

   A. 112 B. 118 C. 114 D. 116 Submitted by: M.Muzammil...

7. How many elements are in modern periodic table?

   A. 118 B. 181 C. 108 D. 188 Submitted by: M.Muzammil...

8. Which of the following letter does not represent in periodic table?

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9. In whole Periodic Table which element Is Most Reducing Agent ?

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10. How many coloumns in the modern Periodic Table?

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