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Class 11 Chemistry: Classification of Elements and Periodicity in Properties
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Avg score: 67% • Most missed: “The period’s number corresponds to the highest _________”

MCQs on periodic classification genesis, modern periodic law and its present form of periodic table, elements nomenclature with atomic numbers and also its electronic configurations, it also covers elements types like s, p, d and f blocks, elements periodic trends and classify elements needs.

Class 11 Chemistry: Classification of Elements and Periodicity in Properties
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25 Questions

1. The physical and chemical properties of an element are the periodic function of its _________
2. X(g) → X+(g) + e–. What does this chemical reaction need to occur?
3. What is the correct order of electronegativity among the following options?
4. Write the correct electronic configuration of Neon.
5. What are the roots of 1, 1, and 9 respectively as per the IUPAC nomenclature, and find out its symbol?
6. The ideal gases were in ____ group of Mendeleev’s periodic table.
7. What is the atomic number of the element unniloctium?
8. Which of the following is not true about transuranium elements?
9. Which of the following is not Dobereiner triad?
10. In the modern long-form of periodic table, the horizontal rows and the vertical columns are called as __________ and ___________ respectively.
11. N2O is a _________
12. The period’s number corresponds to the highest _________
13. The location of any element in the periodic table is determined by the __________ of the filled last orbital.
14. What’s the symbol of the element Unnilquadium?
15. Which was the incomplete period in the long-form of the modern periodic table?
16. What are the atomic weights of Aka Silicon and Germanium?
17. Group I elements are called as ________
18. __________ gave the idea for the first time to classify elements as per their properties.
19. Which of the following is superoxide?
20. ____________ observed the X-rays’ characteristics.
21. Which block elements are known as inner transition elements?
22. __________ has both the characteristics of Alkali metals and halogens.
23. The relationship between Li, Mg and Be, Al is called the __________ relationship.
24. What happens to the non-metallic nature as we move from left to right in groups?
25. The periodic functions of the __________ are the properties of respective elements.

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