Chemical Families Periodic Properties QUESTIONS AND ANSWERS

IIT JEE : Chemical Families Periodic Properties QUESTIONS AND ANSWERS :: part1 : 16 to 20

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

16.Among the elements A, B, C and D having atomic numbers 7, 8, 9 and 12 respectively, the element with smallest size and highest I.E. is

17.Which of the following properties always increases along the periodic table in moving from left to right?

Ionization energy

Electron affinity

Valency

None of these.

18.An element with atomic number 20 is placed i which period of the periodic table?

19.Which of the following elements has the highest third ionization energy?

Sodium

Magnesium

Aluminium

Silicon.`

20.Law of octaves was proposed by

Lothar Meyer

D.I. Mendeleev

J.A.R. Newlands

J.W. Debereiner.

More Chemical Families Periodic Properties QUESTIONS AND ANSWERS available in next pages

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