問題一覧
1
No of elements present in 1st period
2
2
No of elements present in 2nd period
8
3
No of elements present in 3rd period
8
4
No of elements present in 4th period
18
5
No of elements present in 5th period
18
6
No of elements present in 6th period
32
7
No of elements present in 7th period
32
8
Select the general configuration of s-block elements
ns¹-²
9
Select the general configuration of p-block elements
ns² np¹-⁶
10
Select the general configuration of d-block elements
ns⁰-² (n-1)d¹-¹⁰
11
Select the general configuration of f-block elements
ns⁰-² (n-1)d⁰-¹ (n-2)f¹-¹⁴
12
Choose the another ame of the element Unnilunium
Mendelevium
13
Choose the another ame of the element Unnilbium
Nobelium
14
Choose the another name of the element Unniltrium
Lawrencium
15
Choose the another name of the element Unnilquadium
Rutherfordium
16
Choose the another name of the element Unnilpentium
Dubnium
17
Choose the another name of the element Unnilhexium
Seaborgium
18
Choose the another name of the element Unnilseptium
Bohrium
19
Choose the another name of the element Unniloctium
Hassium
20
Choose the another name of the element Unnilennium
Meitnerium
21
Choose the another name of the element Ununnillium
Darmstadtium
22
Choose the another name of the element Unununium
Rontgenium
23
Choose the another name of the element Ununbium
Copernicium
24
Choose the another name of the element Ununtrium
Nihonium
25
Choose the another name of the element Ununaquadium
Flerovium
26
Choose the another name of the element Ununpentium
Moscovium
27
Choose the another name of the element Ununhexium
Livermorium
28
Choose the another name of the element Ununseptium
Tennessine
29
Choose the another name of the element Ununoctium
Oganesson
30
Which among the following shows diagonal relationship
Li and Mg
31
Which among the following shows diagonal relationship
Be and Al
32
Which among the following shows diagonal relationship
B and Si
33
Which among the following does not shows diagonal relationship
Na and Ca
34
The atomic number of elements in first f-block is between
58-71
35
The atomic number of elements in second f-block is between
90-103
36
3d series belongs to which period among the following
Sc - Zn
37
4d series belongs to which period among the following
Y - Cd
38
5d series belongs to which period among the following
La - Hg
39
6d series belongs to which period among the following
Ac - Cn
40
Choose the correct electronic configuration of Ne
1s² 2s² 2p⁶
41
Choose the correct electronic configuration of Ar
1s² 2s² 2p⁶ 3s² 3p⁶
42
Choose the correct electronic configuration of Kr
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶
43
Choose the correct electronic configuration of Xe
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶
44
Choose the correct electronic configuration of Rn
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶
45
Choose the correct electronic configuration of Og
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 7s² 5f¹⁴ 6d¹⁰ 7p⁶
46
Choose the correct order for screening effect in the subshells
s > p > d >f
47
Select the correct order of Atomic radie from the following options
Li > Be > B > C > N > O > F
48
Select the correct order of Atomic radie from the following options
Li < Na < K < Rb < Cs < Fr
49
Select the correct order of Atomic radie from the following options
Na > Mg > Al > Si > P > S > Cl
50
Select the incorrect order of Atomic radie from the following options
Li < Be < B < C < N < O < F
51
Select the correct order of Ionization Enthalpy from the following options
Li < B < Be < C < O < N < F < Ne
52
Select the correct statement
Atomic radius of O is great than F
53
Select the correct statement
Ionization enthalpy of B is less than Be
54
Select the correct order for Electron gain enthalpy
Li < Be < B < C < N < O < F < Ne
55
Slect the correct order of electron gain enthalpy
S > Se > Te > Po > O