IIT JEE : Chemical Families Periodic Properties QUESTIONS AND ANSWERS :: part1 : 11 to 15
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
11.Keeping in view the periodic law and periodic table, suggest which of the following elements should have maximum electronegative character. |
Oxygen |
Nitrogen |
Fluorine |
Astatine. |
12.Elements in the same vertical group of the periodic table have same |
number of electrons |
atomic number |
number of valence electrons |
electronic configurations. |
13.The first ionization energy in electron volts of nitrogen and oxygen atoms are respectively given by |
14.6, 13.6 |
13.6, 14.6 |
13.6, 13.6 |
14.6, 14.6. |
14.Which of the following elements forms maximum number of compounds? |
Carbon |
Silicon |
Hydrogen |
Fluorine. |
15.Atomic radii of fluorine and neon in Angstrom units are respectively given by |
0.72, 1.60 |
1.60, 1.60 |
0.72, 0.72 |
None of these. |
More Chemical Families Periodic Properties QUESTIONS AND ANSWERS available in next pages
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