Introduction To Periodic Table: Quiz

1. "Every eighth element has a property similar to the 1st element when placed (arranged) in increasing order of their atomic weight". Which is the law for the above statement?

Law of octaves

Law of hexaves

Law of biquads

Law of triads

Newland's Law of octaves.

Explanation

Newland's Law of octaves.

2. In the modern periodic table, all the elements are arranged in ascending order of

Valency

Atomic mass

Atomic number

Valence electrons

In the modern periodic table, all the elements are arranged in ascending order of atomic number, not atomic mass.

Explanation

In the modern periodic table, all the elements are arranged in ascending order of atomic number, not atomic mass.

3. According to the recommendation of International Union of Pure and Applied Chemistry (IUPAC), the groups in the modern periodic table are numbered from

1 to 18

1 to 12

1 to 10

1 to 8

Recollect that they are numbered from 1 to 18 . 18 groups and seven period

Explanation

Recollect that they are numbered from 1 to 18 . 18 groups and seven period

4. How many periods does the long-form of Periodic Table have?

6

8

7

18

7 periods and 18 groups , 1

Explanation

7 periods and 18 groups , 1

5. Periodic table provides a basic framework to study elements with respect to their

Physical properties

Chemical properties

Properties of their compounds

All of the options

The periodic table provides a basic framework to study elements with respect to the physical, chemical properties and properties of their compounds.

Explanation

The periodic table provides a basic framework to study elements with respect to the physical, chemical properties and properties of their compounds.

6. Which scientist's experiment on x-ray spectra of elements led to the modern periodic law.

Moseley

Meyer

Newland

Dobereiner

Henry Moseley

Explanation

Henry Moseley

7. What is the fundamental property for an atom of an element according to Moseley?

Atomic Weight

Atomic Number

Atomic Radius

Atomic Volume

The physical and chemical properties or properties of the elements are periodic functions of their atomic numbers.

Explanation

The physical and chemical properties or properties of the elements are periodic functions of their atomic numbers.

8. Which one of the following is not a periodic property?

Melting point

Boiling point

Ionization energy of elements

Coordination number of ions

Melting Point , Boiling Point and Ionisation energy are periodic properties

Explanation

Melting Point , Boiling Point and Ionisation energy are periodic properties

9. Which pair of elements belong to same group ?

Elements with atomic number 17 & 38

Elements with atomic number 20 & 30

Elements with atomic number 7 & 21

Elements with atomic number 17 & 53

Chlorine and Bromine are in same group 17+18+18

Explanation

Chlorine and Bromine are in same group 17+18+18

10. Increasing order of atomic weights was violated in case of

Te,I

Ar,K

Co,Ni

All of the options

All violate the increasing order of atomic weights.

Explanation

All violate the increasing order of atomic weights.

11. Dmitri Mendeleev (1834-1907) and the German chemist, Lothar Meyer (1830-1895) proposed arranging elements in

Increasing order of their atomic weights

Decreasing order of their atomic weights

Increasing order of their atomic numbers

Decreasing order of their atomic numbers

They arranged elements in increasing order of atomic weights.

Explanation

They arranged elements in increasing order of atomic weights.

12. How many blocks are there in modern periodic table ?

12

8

18

4

s,p,d,f block

Explanation

s,p,d,f block

13. The 'Modern Periodic Law' is essentially the consequence of the

Periodic variation in chemical propertiesperiodic variations in the element lattice

Periodic variation in electronic configurations

Periodic variations in the element lattice

Periodic variation in chemical bonds

Modern Periodic Law is the consequence of periodic variation and electronic configuration.

Explanation

Modern Periodic Law is the consequence of periodic variation and electronic configuration.

14. Which of the following statement is incorrect?

Mendeleev arranged the elements in a tabular form according to increasing atomic weight

Maximum number of groups in Bohr's periodic table is 18

One of the defects in mendeleev's periodic table is position of lanthanides

Elements with similar chemical properties occur only within the same period

Elements with similar chemical properties occur only within the same group.

Explanation

Elements with similar chemical properties occur only within the same group.

15. The scientist who did not contribute to the construction of the periodic table?

Al-Razi

Moseley

Dobereiner

Democritus

Democritus did not contribute.

Explanation

Democritus did not contribute.

Introduction To Periodic Table: Quiz

1. "Every eighth element has a property similar to the 1st element when placed (arranged) in increasing order of their atomic weight". Which is the law for the above statement?

2.

What first name or nickname would you like us to use?

2. In the modern periodic table, all the elements are arranged in ascending order of

3. According to the recommendation of International Union of Pure and Applied Chemistry (IUPAC), the groups in the modern periodic table are numbered from

4. How many periods does the long-form of Periodic Table have?

5. Periodic table provides a basic framework to study elements with respect to their

6. Which scientist's experiment on x-ray spectra of elements led to the modern periodic law.

7. What is the fundamental property for an atom of an element according to Moseley?

8. Which one of the following is not a periodic property?

9. Which pair of elements belong to same group ?

10. Increasing order of atomic weights was violated in case of

11. Dmitri Mendeleev (1834-1907) and the German chemist, Lothar Meyer (1830-1895) proposed arranging elements in

12. How many blocks are there in modern periodic table ?

13. The 'Modern Periodic Law' is essentially the consequence of the

14. Which of the following statement is incorrect?

15. The scientist who did not contribute to the construction of the periodic table?