Text Solution
Verified by Experts
|
NCERT ENGLISH-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-All Questions
- In terms of block, period and group, where would you locate the elemen...
03:24
|
- Write the atomic number of the element present in the third period and...
01:50
|
- Which element do you think would have been named by (a) Lawrence Berke...
01:12
|
- Why do elements with similar properties occur in the same group?
02:21
|
- What do atomic radius and ionic radius really mean to you?
04:15
|
- How do atomic radii vary (a) down the group and (b) along the period f...
02:11
|
- What do you understand by isoelectronic species? Name a species that w...
07:18
|
- Consider the following species: N^(3-),O^(2-),F^(ө),Na^(o+),Mg^(2+) ...
05:06
|
- Explain why cations are smaller and anions larger in radii than their ...
02:40
|
- What is the significance of the terms-'isolated gaseous atom' and 'gro...
04:08
|
- Energy of an electron in the ground state of the hydrogen atom is -2.1...
02:57
|
- Among the second period elements the actual ionisation enthalpies are ...
06:59
|
- How would you explain the fact that the first ionsiation enthalpy of s...
05:48
|
- What are the various factors due to which the ionisation enthalpy of t...
03:36
|
- The first ionisation enthalpy of group 13 elements are : Explain ...
05:37
|
- Which of the following pairs of elements would have a more negative el...
04:03
|
- Would you expect the second electron gain enthalpy of O as positive, m...
02:49
|
- What is the basic difference between the terms electron gain enthalpy ...
02:39
|
- How would yon react to the statement that the electronegativity of N o...
02:56
|
- Describe the theory associated with the radius of an atom as it a. g...
04:41
|