All transition elements are _________ .

The elements of a group show __________ properties:

The group-1 and group-2 and group-13 to group-17 contain the elements:

Element with Atomic no 58 to 71 are called:

All transition elements are belonged to:

Elements with atomic No 90 to 103 are called:

Group-1 is also called:

When we move left to right in a period atomic number _________

Group number tells about the:

Who were trying to convert inferior metals to superior metals?

Who are arranged the elements in groups of three

In which century chemists devoted to arrange the elements in a systematic manner:

Lanthanides series is started from the elements:

The amount of energy given out when an electron is added to an atom is called ____________

How many electrons present in the valence shell of group-1 elements?

In Periodic Table, 2^nd & 3^rd period are called _______

The ability of an atom to attract the shared pair of electrons toward, itself in a molecule is called:

Which one of the following halogens has lowest electron-egativity?

Which elements are present in 1st Group

Mendeleev arranged elements in his periodic table on the basis of:

In which year Mendeleev described his periodic law?

The horizontal lines present in the periodic table are called ________

Which element are present in group-1?

When we move from left to right in a period ionization energy is ___________.

When we move from top to bottom in a group shielding effect is ____________.

Group-17 elements are known as:

Long form of periodic table is constructed on the bases of

Atomic number of actinium is:

Electron affinity of fluorine in kjmil-1 is

How many elements present in 6^th period?

Atomic size of Neon is ____________

The vertical columns present in the periodic table are called __________

Unit of electron affinity is ___________

Elements of a period show properties?

Period number tells about the:

The minimum amount o energy which is required to remove an electron from the gaseous state of an atom is called

When we move from top to bottom in a group atomic size is __________.

Atomic number of lanthanum is:

Along the period, which one of the following decreases:

How many elements present in 4^th & 5^th Period?

Which elements are present in 2^nd period

Point out the incorrect statement about electron affinity

Moseley arranged the elements in his periodic table on the basis of:

The unit of ionization energy is:

Unit of atomic size is _________

With increase atomic number, the number of electrons in an atom also ______

How many elements present in 7^th period?

The first ionization energy of sodium atom is ______

How many elements were present in Mendeleev’s periodic table?

Groups-17 elements contains electrons in their outer most shell:

In modern periodic table the elements in a group do not have continuously increasing

Actinide series is started from the elements:

Elements are classified into four blocks depending upon the type of the

How many groups are present in the modern periodic table?

Normal elements are belonged to:

The elements or group 3 to 12 are called:

When we move from top to bottom ionization energy __________ .

1. Who determined the correct atomic masses of elements in 1860?

In which year Moseley described his periodic law?

When we move from left to right in a period atomic size is _____________

4^th and 5^th period of the long form of periodic table are called

When we move from left to right in a period shielding effect is ___________

Which period of the modern periodic table is considered as incomplete period

How many periods are present in the modern periodic table?

Lanthanide is belonged to period:

Mendeleev’s periodic table was based upon the

Elements of group 1 & 2 have their valence electrons in sub shell.

Mark the incorrect statement about ionization energy:

How many elements present in 1^st period?

How many elements block present in modern periodic table?

In which year Newland put forward his observation I the form of law of octaves?

The distance between the Nuclei of two carbon atoms in its elements form is ___________

How many elements present in 2^nd & 3^rd Period?

The atomic radii of the elements in periodic table

Actinides are belonged to period:

Atomic size of lithium is ___________

Which element has high value of electro negativity ?

The amount of energy released when an electron is added in the outermost shell of an isolated gaseous atom is called

Elements of group 13 to 18 have their valence electrons in sub shell.

Transition elements are: