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

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1. How many elements are in Modern periodic table?

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

2. How many elements are in modern periodic table?

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

3. Which metallic element is liquid at room temperature?

   A. Zinc B. Nickel C. Lead D. Mercury Submitted by: Danish Balani...

4. Which of the following is a Non Metal that remains Liquid at room temperature?

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5. The position of an element in the Periodic Table is determined by its __________ number?

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6. Who created periodic table?

   A. Faraday B. Lavoisier C. Arrhenius D. Mendeleev Submitted by: ABDUL HAYEE...

7. How many rows and columns are in the modern Periodic Table?

   A. 18 columns and 7 rows B. 12 columns and 9 rows C. 7 columns and 18 rows D. 25 columns and 15 rows Submitted by: Malik Asghar Hussain...

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

   A. Nitrogen B. Hydrogen C. Helium D. Oxygen Submitted by: Ashfaque Ali Khoso...

9. How many rows in the modern Periodic Table?

   A. 5 B. 6 C. 7 D. None of these. Submitted by: Nadar Ali Buriro...

10. How many coloumns in the modern Periodic Table?

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