A
B
C
D
Text Solution
Verified by Experts
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
BEYOND PUBLICATION-CLASSIFICATION OF ELEMENTS THE PERIODIC TABLE-EXERCISE
- Moseley calculated the number of positive charges in the atoms by anal...
Text Solution
|
- Elements with electronic configuration ns^1 and ns^2 are called
Text Solution
|
- Atomic weight =
Text Solution
|
- No. of groups in modern periodic table................
Text Solution
|
- According to Mulliken, electronegativity =
Text Solution
|
- Elements from ^(58)Ce to ^(71)Lu are called
Text Solution
|
- Correct order of size
Text Solution
|
- Electron affinity of Fluorine is less than that of Chlorine because
Text Solution
|
- In dobereiner triad, the atomic weight of middle element is :
Text Solution
|
- Which of the following relation is correct ?
Text Solution
|
- 5f elements are called............
Text Solution
|
- Periodicity is observed in periodic table due to reappearance of simil...
Text Solution
|
- The formula of oxides and chloride of Eka-Silicon is
Text Solution
|
- Which block the element having 1s^2 2s^2 2p^4 beongs to ?Why ?
Text Solution
|
- Which elements are called p-block elements ?
Text Solution
|
- What is the valency of IVA group elements with respect to hydrogen ?
Text Solution
|
- Because of screening effect, the ionization energy becomes less. Expla...
Text Solution
|
- "The properties of elements are the periodic functions of their atomic...
Text Solution
|
- Write few sentences about Newland's law of octaves. The elements pres...
Text Solution
|
- Electron gain enthalpy is known as
Text Solution
|