Classification of Elements & Periodicity [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry]: Questions 9 - 14 of 81
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Question 9
Question MCQ▾
Lowest ionization enthalpy in periods is shown by?
Choices
Choice (4) | Response | |
---|---|---|
a. | Alkali metals | |
b. | Halogens | |
c. | Alkaline earth metals | |
d. | Inertgases |
Question 10
Question MCQ▾
Which of the following is not an actinide?
Choices
Choice (4) | Response | |
---|---|---|
a. | Cerium | |
b. | Uranium | |
c. | Californium | |
d. | Terbium |
Question 11
Question MCQ▾
The elements which occupy their positions in periodic table just after the members of zero group are?
Choices
Choice (4) | Response | |
---|---|---|
a. | Alkali metals | |
b. | Gases | |
c. | Radioactive | |
d. | Metals |
Question 12
Question MCQ▾
The statement that is not correct for periodic classification of element is?
Choices
Choice (4) | Response | |
---|---|---|
a. | For transition elements, the 3d – orbitals are filled with electrons after 3p – orbitals and before 4s – orbitals. | |
b. | Non – metallic elements are less in number than metallic elements | |
c. | 63 elements were known when Mendeleev presented the periodic table | |
d. | The properties of the elements are periodic function of their atomic number |
Question 13
Question MCQ▾
Cerium (58) , Ce is member of
Choices
Choice (4) | Response | |
---|---|---|
a. | p – block | |
b. | f – block | |
c. | e – block | |
d. | s- block |
Question 14
Question MCQ▾
The element having electron configuration belongs to?
Choices
Choice (4) | Response | |
---|---|---|
a. | f- block | |
b. | ||
c. | p- block | |
d. | s- block |