Which of the following has minimum ionisation energy?

Question

Which of the following has minimum ionisation energy?

A. F

B. Cl

C. Br

D. I

Correct Answer :

D. I

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Comment

Which of the following conform both cation and anion?

A. I

B. Cl

C. K

D. F

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The element with no definite place in the periodic table is

A. At

B. H

C. N

D. Pt

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Elements whose atoms have incompletely filled penultimate and anti-penultimate energy levels are known as

Discuss this answer

A metal may have atomic number

A. 85

B. 32

C. 38

D. 2

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IV Period has.........elements.

A. 18

B. 36

C. 8

D. 9

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Second electron affinity of the elements is always

C. zero

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Which of the following species have minimum size?

A. $B r^{-}$

B. $S^{- 2}$

C. $N e$

D. $K^{+}$

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Which of the following is not an s-block element?

A. Ru

B. Be

C. Fr

D. Rb

Discuss this answer

Ionisation energy is the amount of energy required to remove

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Modem Periodic Law was given by

A. Joule

D. Meyer

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In the Mendeleef's periodic table properties of the elements are the periodic function of their

Discuss this answer

Law of octaves was given by

A. Meyer

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An element A has atomic number 7. It will have properties similar to the element with atomic number

A. 85

B. 57

C. 26

D. 51

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Which of the following did not find a place in Mendeleef's periodic table?

A. Fr

B. Na

C. Ce

D. CI

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Which of the following elements is not liquid at room temperature, i.e., 25°C?

A. Hg

B. Br

C. Cl

D. Cs

Discuss this answer

Lother Meyer plotted a graph of

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Which of the following has maximum ionisation energy ?

A. Li

B. Be

C. C

D. B

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With the increase in atomic number in a period of the periodic table

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Which of the following is an inert gas?

A. Oxygen

C. Argon

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Arrange the following set of atoms in the increasing order of electron affinity: F, Sr, Ge, Se

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Arrange the following set of atoms in the order of increasing atomic radius : F, Cl, C, O

Discuss this answer

The heaviest element is

A. Cs

B. Na

C. Hg

D. U

Discuss this answer

Which of the following has maximum electron affinity ?

A. Cl

B. Br

C. I

D. F

Discuss this answer

Which of the following has minimum ionisation energy

A. Ca

B. In

C. Te

D. Rb

Discuss this answer

In C, N, O and F the electronegativity

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The first atom with maximum number of d-electrons is with atomic number

A. 27

B. 46

C. 36

D. 29

Discuss this answer

The differentiating electron enters in the penultimate energy level in the case of

Discuss this answer

The successive ionisation energies of an atom of an element A are:
$900 k J m o l e^{1}$ , $1757 k J m o l e^{- 1}$ , $14850 k J m o l e^{- 1}$ respectively. The element is most likely to be

A. B

B. Be

C. F

D. Ba

Discuss this answer

The general electronic configuration of s-block elements is

C. $n s^{1}$

Discuss this answer

In a Lother Meyer curve sodium occurs at

A. bottom

B. peak

Discuss this answer

Answer 1

A. Inner Transition elements

Answer 2

B. Representative elements

Answer 3

C. Inert elements

Answer 4

D. Noble gases

Answer 5

A. positive

Answer 6

B. negative

Answer 7

D. more than first E.A.

Answer 8

A. the most loosely bound electron from an isolated gaseous atom

Answer 9

B. an electron from an atom of an element

Answer 10

C. an electron from an isolated gaseous atom

Answer 11

D. an electron from covalently bonded atom in a molecule

Answer 12

B. Moseley

Answer 13

C. Klechkosky

Answer 14

A. atomic weight

Answer 15

B. atomic number

Answer 16

C. atomic volume

Answer 17

D. none of these

Answer 18

B. Mendeleev

Answer 19

C. Moseley

Answer 20

D. Newland

Answer 21

A. Atomic volume versus atomic number

Answer 22

B. Atomic radii versus atomic weight

Answer 23

C. Atomic weight versus mass number

Answer 24

D. Atomic volume versus atomic weight

Answer 25

A. electron affinity decreases

Answer 26

B. metallic character decreases

Answer 27

C. ionisation energy decreases

Answer 28

D. atomic mass decreases

Answer 29

B. Nitrogen

Answer 30

D. Hydrogen

Answer 31

A. Ge, Se, Sr. F

Answer 32

B. Se, Ge. Sr. F

Answer 33

C. Sr, Ge. Se. F

Answer 34

D. F, Sr, Ge. Se

Answer 35

A. F, Cl, O, C

Answer 36

B. C. O, F, Cl

Answer 37

C. O. C, F, Cl

Answer 38

D. F, O, C, Cl

Answer 39

A. decreases from C to F

Answer 40

B. decreases from C to O and then increases to F

Answer 41

C. increases from O to C and then decreases to F

Answer 42

D. increases from C to F

Answer 43

A. s block ele.

Answer 44

B. p block ele.

Answer 45

C. d block ele.

Answer 46

D. f block ele.

Answer 47

A.

n s^{1 - 2}

Answer 48

B.

n s^{2} p^{6}

Answer 49

D.

n s^{0 t o 2}

Answer 50

C. some point on the curve

Answer 51

D. middle of the curve

Which of the following has minimum ionisation energy?

Correct Answer :

Show all Periodic Classification of Elements MCQ

Related Questions

Which of the following conform both cation and anion?

The element with no definite place in the periodic table is

Elements whose atoms have incompletely filled penultimate and anti-penultimate energy levels are known as

A metal may have atomic number

IV Period has.........elements.

Second electron affinity of the elements is always

Which of the following species have minimum size?

Which of the following is not an s-block element?

Ionisation energy is the amount of energy required to remove

Modem Periodic Law was given by

In the Mendeleef's periodic table properties of the elements are the periodic function of their

Law of octaves was given by

An element A has atomic number 7. It will have properties similar to the element with atomic number

Which of the following did not find a place in Mendeleef's periodic table?

Which of the following elements is not liquid at room temperature, i.e., 25°C?

Lother Meyer plotted a graph of

Which of the following has maximum ionisation energy ?

With the increase in atomic number in a period of the periodic table

Which of the following is an inert gas?

Arrange the following set of atoms in the increasing order of electron affinity: F, Sr, Ge, Se

Arrange the following set of atoms in the order of increasing atomic radius : F, Cl, C, O

The heaviest element is

Which of the following has maximum electron affinity ?

Which of the following has minimum ionisation energy

In C, N, O and F the electronegativity

The first atom with maximum number of d-electrons is with atomic number

The differentiating electron enters in the penultimate energy level in the case of

The successive ionisation energies of an atom of an element A are:
$900 k J m o l e^{1}$ , $1757 k J m o l e^{- 1}$ , $14850 k J m o l e^{- 1}$ respectively. The element is most likely to be

The general electronic configuration of s-block elements is

In a Lother Meyer curve sodium occurs at

Also checkout

Which of the following has minimum ionisation energy?

Correct Answer :

Show all Periodic Classification of Elements MCQ

Related Questions

Which of the following conform both cation and anion?

The element with no definite place in the periodic table is

Elements whose atoms have incompletely filled penultimate and anti-penultimate energy levels are known as

A metal may have atomic number

IV Period has.........elements.

Second electron affinity of the elements is always

Which of the following species have minimum size?

Which of the following is not an s-block element?

Ionisation energy is the amount of energy required to remove

Modem Periodic Law was given by

In the Mendeleef's periodic table properties of the elements are the periodic function of their

Law of octaves was given by

An element A has atomic number 7. It will have properties similar to the element with atomic number

Which of the following did not find a place in Mendeleef's periodic table?

Which of the following elements is not liquid at room temperature, i.e., 25°C?

Lother Meyer plotted a graph of

Which of the following has maximum ionisation energy ?

With the increase in atomic number in a period of the periodic table

Which of the following is an inert gas?

Arrange the following set of atoms in the increasing order of electron affinity: F, Sr, Ge, Se

Arrange the following set of atoms in the order of increasing atomic radius : F, Cl, C, O

The heaviest element is

Which of the following has maximum electron affinity ?

Which of the following has minimum ionisation energy

In C, N, O and F the electronegativity

The first atom with maximum number of d-electrons is with atomic number

The differentiating electron enters in the penultimate energy level in the case of

The successive ionisation energies of an atom of an element A are:900 kJ mole1, 1757 kJ mole-1, 14850 kJ mole-1 respectively. The element is most likely to be

The general electronic configuration of s-block elements is

In a Lother Meyer curve sodium occurs at

Also checkout

The successive ionisation energies of an atom of an element A are:
$900 k J m o l e^{1}$ , $1757 k J m o l e^{- 1}$ , $14850 k J m o l e^{- 1}$ respectively. The element is most likely to be