ECAT Pre Engineering Chemistry Chapter 12 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity

Try The MCQ's Test For ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity

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ECAT Chemistry Chapter 12 Periodic Classification of Elements and Periodicity

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Question # 1

Modern Periodic table is based upon periodic function:

Question # 2

Newland gave his law in the year:

Question # 3

Alkali and alkaline earth metals are basic oxides except:

Question # 4

Dobereiner gave his law in the year:

Question # 5

All facts of chemistry must be in simple logical patterns because chemistry is a subject:

Question # 6

Which group elements are the least metallic in nature?

Question # 7

Binary compounds of hydrogens are called:

Question # 8

Element with higher oxidation state form oxides:

Question # 9

Period Number 6 contains elements in it:

Question # 10

Properties of metal are:

Question # 11

Newland's gave law:

Question # 12

Atomic radius changes from top to bottom in a group.:

Question # 13

the element not known till Mandleev tabulated his periodic table:

Question # 14

Mendeleev gave his periodic law in the year:

Question # 15

Periodic law was given by:

Question # 16

Ionization energy of sodium is (Kj/mol)

Question # 17

Mendeleev was a scientist:

Question # 18

Dobriener's was a scientist:

Question # 19

First of all, idea of groups and periods was introduced by:

Question # 20

Law of triads was given by:

Question # 21

Mosley gave his periodic law in the year:

Question # 22

Mark the correct statement:

Question # 23

Oxidation state of boron, aluminium and gallium is:

Question # 24

Electron affinity value from higher to heavier element:

Question # 25

Newland's was scientist:

Question # 26

Law of octaves was given by:

Question # 27

Newland said, every eight element repeats properties of element:

Question # 28

Scientist(s) made contributions in the field designing a periodic table

Question # 29

There were seven groups in periodic table proposed by:

Question # 30

Sodium belongs to block of periodic table:

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Sr.# Question Answer
1 Periodic law was given by:
A. Al-Razi
B. Dobriener
C. Newland
D. Mendeleev
2 Newland gave his law in the year:
A. 1829
B. 1864
C. 1871
D. 1913
3 Newland said, every eight element repeats properties of element:
A. 1st
B. 2nd
C. 3rd
D. 4th
4 the element not known till Mandleev tabulated his periodic table:
A. Carbon
B. Hydrogen
C. Aluminum
D. Germanium
5 Newland's gave law:
A. Triad's law
B. Octaves law
C. Period law
D. Moderen periodic law

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