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Chemistry Notes for Class-9 Chapter-4

Structure of Molecule 

If you are looking for Chemistry Notes for Class 9 Chapter-4, then you are on right place, and have found the your required result. on this post you can find the all type Solution for chemistry class 9 problems. so read this post and take benefits for your studies and share with your Friends. Chemistry Notes for Class-9 Chapter-4.

Here are important MCQs for Chemistry Notes for Class 9, chapter 4

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Chemistry Ch#04, 9th Class

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1 / 89

Which pair of the molecules has same type of covalent bonds?

2 / 89

The nature of a chemical bond can be predicted by using__________

3 / 89

If the difference of electro-negativities between two elements is more than 1.7, the bond will be__________

4 / 89

Transfer of electrons between elements result in________

5 / 89

Epoxy adhesives are also known as_________

6 / 89

Ice floats on water because____________

7 / 89

The mobile electrons are responsible for holding the atoms of metals together, forming a ____

8 / 89

Which sign indicates partial positive and partial negative charge?

9 / 89

Triple covalent bond involves how many numbers of electrons?

10 / 89

In metals, the hold of nucleus over the valence shell electrons is weak due to _______

11 / 89

Identify the compound which is not soluble in water__________

12 / 89

How many valency shell electrons are there in Na+ ion?

13 / 89

All the noble gases have their valence electrons_________

14 / 89

Which molecule contains a single covalent bond?

15 / 89

An atom having six electrons in its valence shell will achieve noble gas electronic configuration by_____________

16 / 89

The valence electrons, which are involved in chemical bonding, are termed as_________

17 / 89

The boiling point of NaCl is __________

18 / 89

The density of water at 0°C  is_________

19 / 89

Metals have the tendency to lose electrons due to ________

20 / 89

The difference between electronegativities of hydrogen and chlorine________

21 / 89

Which type of attractive forces are present in ionic compounds?

22 / 89

Considering the electronic configuration of atoms which atom with the given atomic number will be the most stable one?

23 / 89

A molecule is formed, when energy of a system___________

24 / 89

How many electrons are there in the valence shell of sodium atom?

25 / 89

The electro-negativity value of atoms is given by which scale?

26 / 89

Metals are good conductors of heat and electricity in solid and liquid state due to________

27 / 89

Identify which pair has polar covalent bonds________

28 / 89

Epoxy adhesives can be made________

29 / 89

Ionic compounds have________

30 / 89

The position of an atom in the periodic table indicates its__________

31 / 89

The electropositive elements have tendency to _________

32 / 89

If the difference of electronegativities between two elements is less than 1.7, the bond will be______

33 / 89

How many covalent bonds does C2H2 molecule have?

34 / 89

When an electro-negative element combines with electro-positive element the type of bonding is_______

35 / 89

A bond formed by the mutual sharing of an electron pair is called________

36 / 89

The energy required to break the intermolecular forces between one mole of liquid hydrogen chloride molecule to convert it into gas is___________

37 / 89

A covalent bond formed by the mutual sharing of two pairs of electrons between bonded atom is called__________

38 / 89

Nitrogen molecule contain_________

39 / 89

Which of the following is the weakest force among the atoms?

40 / 89

Atoms react with each other because_________

41 / 89

The density of ice at 0°C is __________

42 / 89

The electro-negative value of fluorine is____________

43 / 89

The boiling point of water is ____________

44 / 89

The boiling point of alcohol is ____________

45 / 89

Hydrogen bonding is always found in____________

46 / 89

The electrons that pair up to form a chemical bond are called__________

47 / 89

The force of attractive between water molecules is__________

48 / 89

Which of the following is an example of covalent compound?

49 / 89

Which of the following is an example of polar covalent compound?

50 / 89

Non-polar compounds are insoluble in_________

51 / 89

How many valence shell electrons are there in group-01 elements?

52 / 89

The forces responsible for binding the atoms together in a molecule are called_______

53 / 89

The formation of a chemical bond is a result of dominant net______

54 / 89

Which of the following do not show ions in water?

55 / 89

The electronegative elements have_________

56 / 89

Dative covalent bond is also known as________

57 / 89

Octet rule is __________

58 / 89

Mode of reaction depends upon its_________

59 / 89

Which of the following is a building block of matter?

60 / 89

Noble gases are non-reactive because they do not__________

61 / 89

During the formation of ionic bond, heat____________

62 / 89

How many electrons are involved in the formation single covalent bond?

63 / 89

The formation of ionic bond between two ions is due to ________

64 / 89

A bond pair in covalent molecules usually has_________

65 / 89

Epoxy adhesives are________

66 / 89

Atom achieve stability by attaining electronic configuration of _________

67 / 89

Which of the following is the weakest bond amongst them?

68 / 89

How many lone pairs are present on nitrogen in ammonia molecule?

69 / 89

The electronic configuration of sodium atom is ____________

70 / 89

The melting point of NaCl is___________

71 / 89

Which of the following is an electron deficient molecule?

72 / 89

Malleability is the property by virtue of which a metal can be drawn into________

73 / 89

Which force becomes operative, when two atoms come closer to each other?

74 / 89

Attaining two electrons in the valence shell is called__________

75 / 89

Hydrogen and helium follow ________

76 / 89

Which type of adhesives is less expensive to produce?

77 / 89

Which group of the periodic table have the tendency to gain electrons _______

78 / 89

A bond formed between two non-metals is expected to be_________

79 / 89

Metals usually have ______________

80 / 89

A covalent bond formed by two similar atoms is known as________

81 / 89

Covalent bond involves the _______

82 / 89

Which type of bond is present between NH3 and BF3?

83 / 89

Covalent bond is most commonly found between the elements of group_________

84 / 89

At room temperature, higher molecular mass covalent compounds are ________

85 / 89

The compounds formed by oppositely charges are known as _________

86 / 89

A bond formed due to complete transfer of electrons from one atom to another is called_____

87 / 89

Water has high boiling points as compared to alcohol due to _______

88 / 89

Intermolecular forces are collectively known as__________

89 / 89

Every atom has a natural tendency to achieve electrons in its valence shell________

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Chemistry Notes, Problems for Class 9th

Chemistry, a new subject for 9th Class, having a lot of concepts all starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have to study only one book of science that combines chemistry, physics, and biology. But as, we got into 9th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book. Chemistry Notes for Class-9 Chapter-4.

And, if you any student of 9th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 9 are enough. by Understanding chemistry Notes for 9th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, we need chemists. Chemistry Notes for Class-9 Chapter-4.

Chemistry class 9 pdf / Chemistry Notes for Class-9 Chapter-4

If any student searching to topics like Chemistry Notes for 9th class,  Chemistry Notes for Class 9 pdf, Chemistry Notes for Class 9 MCQs, Chemistry Notes for Class-9 Chapter-4, Chemistry Notes for class 9 Gujranwala board, Chemistry Notes for class 9 Lahore board, Class 9 Chemistry notes chapter 4, Chemistry class 9 chapter 4 pdf, Chemistry class 9 chapter-4 short questions, kips notes of chemistry for 9 class, 9th class chemistry solved exercises chapter 4, chemistry class 9 chapter 4 structure of atom, 9th class chemistry notes in English pdf download, 9th class chemistry solved exercises chapter 4 pdf, 9th class chemistry solved exercises chapter 4, Chemistry Notes for Class-9 Chapter-4,   9th class chemistry notes in Urdu pdf download, Chemistry class 9 chapter-4 solved exercise pdf, Chemistry Notes for Class 9 Chapter-4, 9th class chemistry notes in Urdu pdf download, Chemistry class 9 pdf, chemistry 9th class chapter 4 solved exercise, then all the solution if your problem is available within our website eStudent.pk

 

 

Chapter wise PDF Notes / Problems / Solution of Chemistry 9th Class

                     Chapter-01 – Fundamentals of Chemistry

                     Chapter-02 – Structure of Atoms 

                     Chapter-03 – Periodic Table and Periodicity of Properties

                     Chapter-04 – Structure of Molecules 

                     Chapter-05 – Physical States of Matter 

                     Chapter-06 – Solutions 

                     Chapter-07 – Electrochemistry 

                     Chapter-08 – Chemical Reactivity 

                     Pairing Scheme for 2021 – Chemistry 9th Class

 

 

 

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  1. uchino shit suji says:

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