Periodic Classification Of Elements & Periodicity MCQs Quiz.1

noble gases mock test

Chemistry chapter.10 Periodic Classification Of Elements & Periodicity MCQs Quiz.1 with answers. Online Chemistry MCQ quiz for NTS, GATA, and MDCAT preparation. Practice test for Intermediate students who appeared in exams. Solved MCQs of 2nd Year Chemistry for board exam preparation. Best practice test for the preparation for competitive exams. For more online Quizzes you can visit Chapter .1 MCQs Quiz.1, & Quiz.2.

Chemistry MCQs Quiz:

Chapter # 1 MCQs Quiz.1

1. How many elements are present in the 5th period of the periodic table

2. Memorable contribution in the classification of elements was made by the

3. Elements of the periodic table are classified into blocks

4. The number of groups present in the modern periodic table are

5. The basis of modern periodic law is

6. In Mendeleev's periodic law the properties of elements are periodic functions of their

7. The longest period in the periodic table is

8. The number of elements in the fourth period of the periodic table is

9. The position of isotopes in the periodic table was explained  by

10. Which one is an incomplete period

11. In the periodic table, all the non-metals are placed under which of the blocks

12. The concept of atomic number was introduced by

13. The number of elements classified by Newlands in the periodic table is

14. Elements of group II A are called

15. Who gave the law of triads in 1829?

error: Content is protected !!