Chemical Families Periodic Properties QUESTIONS AND ANSWERS

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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