Chemistry - Periodic Table

1. Modern Periodic table contains:

a) Eight groups & Seven periods
b) Seven groups & Eight Periods
c) Seven Groups & Seven Periods
d) Eight Periods & Eight groups
2. First period contains:

a) Two elements
b) Three elements
c) Eight elements
d) Eighteen elements
3. Second period of periodic table contains:

a) Eight elements
b) Two elements
c) Seven elements
d) Eighteen elements
4. Third period of periodic table contains:

a) Eight elements
b) Two elements
c) Seven elements
d) Eighteen elements
5. Fourth period of periodic table contains:

a) Eighteen elements
b) Two elements
c) Eight elements
d) Seven elements
6. Fifth period of periodic table contains:

a) Eighteen elements
b) Three elements
c) Eight elements
d) Two Elements
7. Sixth period of periodic table Contains:

a) Thirty two elements
b) Eight elements
c) Seven elements
d) Eighteen elements
8. Seventh period of periodic table is considered as:

a) Incomplete period
b) Having thirty elements
c) Having Forty elements so far
d) None of these
9. On the basis of metallic nature modern Periodic table is divided into:

a) Metals, Metalloids, Non-metals
b) Solids only
c) Liquids only
d) Gases only
10. Metallic character in modern periodic shifts from:

a) Left to right
b) Top to bottom
c) Right to left
d) None of these
11. Groups in modern periodic table is divided in sub-groups A & B due to:

a) Fixed and Variable oxidation state
b) Atomic Number
c) Atomic Size
d) Atomic Mass
12. Elements of group A are called:

a) Representative Elements or Typical Elements
b) Transition elements
c) Metals
d) Non metals
13. Elements of group B are called:

a) Transition Elements
b) Typical Elements
c) Gases
d) Non metals
14. Mendeleev arranged the elements according to their:

a) Atomic Mass
b) Atomic Number
c) Atomic size
d) Atomic structure
15. Members of group IA are called:

a) Alkali metals
b) Halogens
c) Inert gases
d) Non-metals
16. Members of group II A are called:

a) Alkaline earth metals
b) Alkali metals
c) Inert gases
d) Non-metals
17. Members of group VII A are called:

a) Halogens
b) Alkali metals
c) Inert gases
d) Metals
18. Members of group VIII A are called:

a) Inert gases/Noble gases
b) Alkali metals
c) Metals
d) Halogens
19. Metals form oxides of:

a) Basic nature
b) Acidic nature
c) Neutral nature
d) Do not form oxides
20. Non-metals form oxides of:

a) Acidic nature
b) Basic nature
c) Neutral nature
d) Do not form oxides
21. Down the group the melting and boiling points of halogens :

a) Increases
b) Decreases
c) Do not change
d) Increase & decrease
22. Hydrogen resembles in properties with:

a) Group IA, IV A & VII A
b) Alkali metals only
c) Inert gases
d) Halogens only
23. Second & third periods of periodic table contain only:

a) Typical/ representative elements
b) Transition elements
c) Inert gases
d) Halogens only
24. Fourth & fifth periods of periodic table contains:

a) Eight typical & Ten Transition elements
b) Ten transition & eight typical elements
c) Nine typical & nine Transition elements
d) Only Transition elements
25. Dobereiner arranged the similar elements into:

a) Triads
b) Pairs
c) Rows
d) Triplets
26. Elements of first group are also called as:

a) S-block elements
b) P-block elements
c) d-block elements
d) f-block elements
27. All the elements in the second period of the periodic table are:

a) Typical/ representative elements
b) Transition elements
c) Inert gases
d) Halogens only
28. The electropositive elements form:

a) Basic oxides
b) Acidic oxides
c) Neutral nature oxides
d) Do not form oxides
29. The oxidation state of Group IA elements is:

a) 1
b) -1
c) 0
d) 2
30. Law of octave was proposed by:

a) Newland
b) Mendeleev
c) Dobereiner
d) Lother Meyer
31. Lother Meyer arranged elements on the bases of:

a) Atomic Volume
b) Atomic Number
c) Atomic Mass
d) Charge
32. The average of atomic masses of Lithium & Potassium is:

a) The mass of Sodium atom
b) The mass of chlorine
c) The mass of Barium
d) The mass of calcium
33. Prediction of new elements was given by:

a) Mendeleev's periodic table
b) Newland's Triad
c) Dobereiner
d) Lother Meyer
34. Repetition of properties at regular interval of time is called:

a) Periodicity
b) Atomic mass
c) Nuclear charge
d) Atomic Size
35. The arrangements of elements in Newland's Law of octave for the first time brought to light the existence of:

a) Periodicity
b) Atomic mass
c) Nuclear charge
d) Atomic Size
36. Lother Meyer plotted a graph between:

a) Atomic volume & atomic mass
b) Atomic mass & atomic number
c) Number of protons and number of electrons
d) Ionization Potential and Electro negativity
37. The regular spacing of the elements at the highest points of curves confirms the idea of:

a) Periodicity
b) Atomic Number
c) Nuclear charge
d) Atomic Size
38. Elements have the same properties in:

a) Vertical Groups
b) Horizontal periods
c) At diagonal position of periodic table
d) From right to left in periodic table
39. Mendeleev's periodic table helped in correcting:

a) Atomic Structure and Isotopes
b) Atomic masses only
c) Inert gases
d) Halogens only
40. Mendeleev's periodic table has no place for:

a) Isotopes
b) Atoms
c) Molecules
d) Ions
41. All the elements placed in a group of the periodic table have the same:

a) Number of valence electrons
b) Number of electrons
c) Atomic number
d) Atomic mass
42. The elements placed in the extreme right in the periodic table:

a) Non metals
b) Metals
c) Metalloids
d) Transition elements
43. Elements of group I B & II B are :

a) Transition Elements
b) Typical Elements
c) Alkali metals
d) Non-metals
44. In a period elements are arranged in a strict sequence of:

a) Increasing charge in the nucleus
b) Decreasing charge in the nucleus
c) Atomic mass
d) Equal charge on nucleus
45. In a period , the elements with least atomic size is:

a) Alkali metals
b) Transition elements
c) Inert gases
d) Halogens
46. Elements of group VI A or Oxygen family shows:

a) Allotropic property
b) Forms covalent bonds with Valency of six
c) Non- metals
d) None of these
47. On moving across a period from left to right, the ionization potential generally:

a) Increases
b) Decreases
c) Does not change
d) None of these
48. The basis of modern periodic table is:

a) Atomic number
b) Atomic mass
c) Density
d) None of these
49. The physical & chemical properties of the elements are the periodic function of their atomic numbers, this is known as:

a) Modern periodic table
b) Medeleev's periodic table
c) Dobereiner Triad
d) Lother Meyer
50. In the extended form of periodic table, elements are classified on the basis of :

a) Electronic configuration
b) Atomic mass
c) Atomic volume
d) Charge on nucleus
51. The most reactive metal is :

a) Na
b) Ca
c) Fe
d) Cu
52. Which pair of elements are chemically similar:

a) Fluorine & Chlorine
b) Iron & Potassium
c) Sodium & Carbon
d) Nitrogen & Oxygen
53. The minimum amount of energy which is required to remove an electron from the valence shell in a gaseous state to form positive ion is called:

a) Ionization Potential
b) Electron affinity
c) Electro negativity
d) Valency
54. The minimum amount of energy which is released from a gaseous atom when an electron is added in the valence shell to form negative ion or an-ion is called:

a) Electron Affinity
b) Ionization Potential
c) Electro negativity
d) Valency
55. Down the groups the values of Ionization potential and Electron affinity :

a) Decrease due to increase in atomic size
b) Increase due to increase in atomic size
c) Remains unchanged
d) Becomes doubled
56. Along the periods the value of ionization potential and electron affinity increases due to:

a) Increase in atomic number
b) Decrease in atomic number
c) Remains unchanged
d) Unstable trend
57. The relative power of an atom to attract the shared pair of electron towards itself in a molecule is called as:

a) Electro negativity
b) Ionization Potential
c) Electron affinity
d) ions
58. The elements that contain both metallic and non-metallic characteristics are called:

a) Metalloids
b) Metals
c) Non- metals
d) Inert gases
59. Lanthanides are 14 elements in which electrons enter in:

a) f-sub shell
b) s-sub shell
c) d-sub shell
d) p- sub shell
60. Elements of group I B are also called as:

a) Coinage metals
b) Rare earth metal
c) Normal elements
d) Non-metals
61. In periodic table all the non-metals are placed under:

a) P - Block
b) S - Block
c) d - Block
d) f - Block
62. The attempts to classify elements by plotting the weight of elements against their volume was made by:

a) Lother Mayer
b) Newland
c) Dobereiner
d) Rutherford
63. Elements with partially filled d-orbital are called:

a) Transition Elements
b) Inner Transition element
c) Noble gases
d) Alkali earth metals
64. In modern periodic table there are 110 elements discovered, out of these the naturally occurring elements are:

a) 92
b) 100
c) 105
d) 82
65. Hydrogen lies in:

a) First period
b) Second period
c) Third period
d) Fourth period
66. Elements of modern periodic table with atomic number 58 to 71 are called:

a) Lanthanides
b) Noble gases
c) Actinides
d) Halogens
67. Elements of modern periodic table with atomic number 90 to 103 are called:

a) Actinides
b) Lanthanides
c) Noble gases
d) Halogens
68. The modern periodic table is divided into:

a) Four blocks
b) Three blocks
c) Six blocks
d) Eight blocks
69. Hydrogen is:

a) A non metal
b) A metal
c) Halogen
d) Transition element
70. Lanthanides and Actinides belong to:

a) f block
b) d block
c) s block
d) p block
71. The elements which are present in d-block of periodic table are called:

a) Outer Transition elements
b) Inner Transition elements
c) Halogen
d) Noble gases
72. The elements which are present in f-block of periodic table are called:

a) Inner Transition elements
b) Outer Transition elements
c) Halogen
d) Noble gases
73. The trend in the melting point of Group IA is:

a) Decreases from top to bottom
b) Increase due to increase in atomic size
c) Remains unchanged
d) None of these
74. Actinides are:

a) Radioactive in nature
b) Non metals
c) Isotopes
d) Noble gases
75. Uranium At. no 92 belongs to Actinides group, after Uranium all the Actinides are:

a) Synthetically prepared
b) Naturally Occur
c) Neutral in nature
d) Like halogens
76. The colors of hair of different people is due to the:

a) Transition Elements
b) Halogens
c) Noble gases
d) Alkali earth metals
77. The number of elements in zero group is:

a) Six Elements
b) Eight elements
c) Ten elements
d) Four elements
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