Structure of Atoms

Chemistry Notes for Class-9 Chapter-1

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Fundamentals of Chemistry:

If you are looking for Chemistry Notes for Class 9 Chapter-1 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.

Here are important MCQs for Chemistry Notes for Class 9, chapter 1

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-01 of Chemistry,9th Class, Fundamentals of Chemistry.

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Chemistry Ch#01, 9th Class

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1 / 50

Example of mono atomic molecule is___________

2 / 50

Empirical formula of acetic acid (CH3COOH) is _________

3 / 50

Mixture can be separated by method_________

4 / 50

Which one of the following elements is found in most abundance in the earth's crust?

5 / 50

Brass is a mixture of___________

6 / 50

Nuclear Chemistry has application in__________

7 / 50

Which one is polyatomic molecule?

8 / 50

Which of the followings are tri-atomic molecule except?

9 / 50

Which one is extremely reactive species?

10 / 50

How many atoms are present in one-gram atomic mass of a substance?

11 / 50

Value of Avogadro number is________

12 / 50

Percentage of Argon in nature is____________

13 / 50

Mass of 3 moles of oxygen atoms is ___________

14 / 50

Which one of following is an example of ionic compound?

15 / 50

Empirical formula of sand is________

16 / 50

Which one of the following is molar mass of O2 in amu?

17 / 50

Which one is a physical property?

18 / 50

A piece of matter in pure form is termed as _________

19 / 50

1-gram formula of NaCl contains grams________

20 / 50

Fourth state of matter is__________

21 / 50

Which type of molecular ions are present in plasma?

22 / 50

The mass of one molecule of water is________

23 / 50

How many number of moles are equivalent to 8 grams of CO2?

24 / 50

Valency of oxygen is___________

25 / 50

Which compound has same molecular and empirical formula?

26 / 50

40g of H3PO4 contains number of moles__________

27 / 50

Formation of which of the following is affected by light_________

28 / 50

Elements may be_________

29 / 50

The valency of Noble Gases is__________

30 / 50

Example of heterogeneous mixture is ___________

31 / 50

One amu (atomic mass unit) is equivalent to_______

32 / 50

The most abundant element occurring in the oceans is_______

33 / 50

Industrial chemistry deals with the Manufacturing of compounds_________

34 / 50

Which one of the following pairs has the same mass?

35 / 50

Number of protons in the nucleus of an atom is called ________

36 / 50

Empirical formula of glucose is______

37 / 50

The molar mass of H2S04 is__________

38 / 50

1-gram atom of carbon contains how many moles is_________

39 / 50

In which one of the following pairs has the same number of ions?

40 / 50

The ratio of carbon and oxygen in CO2 ________

41 / 50

How many molecules of water will be present in half mole of water?

42 / 50

Example of covalent compound is _________

43 / 50

Structure of atom is studied in which branch of chemistry?

44 / 50

How many atoms are present in one-gram atomic mass of a substance?

45 / 50

Which one of the following can be separated by physical-means?

46 / 50

Formula mass of K2SO4 is___________

47 / 50

Atom is electrically______

48 / 50

Valency of carbon is___________

49 / 50

The third abundant gas found in the earth's crust is_______

50 / 50

80 percent elements are____________

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Chemistry Notes, Problems for Class 9th

Chemistry, a new subject for 9th Class, having a lot of concepts, 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 class 9 chapter 1.

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, our country also need chemists.

adamgee notes for class 10:

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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

 

 

 

Chemistry Notes for Class-9 Chapter-2

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Chemistry Notes for Class-9 Chapter-2

Structure of Atoms:

If you are looking for Chemistry Notes for Class 9 Chapter-2 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.

Here are important MCQs for Chemistry Notes for Class 9, chapter 2

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-02 of Chemistry,9th Class, Structure of Atoms.

Best of Luck

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Chemistry Ch#02, 9th Class

Here MCQs for your Revision

For Good Revision & Grip on Concept, You Should take the MCQs and Revise it again and again

Good Luck. . . .  (:

Welcome

Please provide information & fill-up this form

1 / 41

Quantum means_________

2 / 41

Which one of the following is the most penetrating?

3 / 41

13C and 14C are both present in nature_______

4 / 41

Rutherford used a gold foil in his experiment, which has a thickness of___________

5 / 41

The value of Planck’s constant is_______

6 / 41

The percentage of pure 238/92U is found in nature_______

7 / 41

94Be + 42He ----> 126C+ ?

8 / 41

Sir William Crooks performed experiments in a discharge tube at low pressure in_________

9 / 41

Electronic configuration of Boron is______

10 / 41

How many electrons can be accommodated in p-orbital?

11 / 41

Deuterium is used to make________

12 / 41

Canal Rays were discovered by_________

13 / 41

Symbol for Deuterium is ________

14 / 41

Which of the following results in the discovery of proton?

15 / 41

How many sub shells are there in first energy level or k shell?

16 / 41

The number of electrons that a shell can accommodate is given by formula.

17 / 41

In 1897, who found electrons in atom?

18 / 41

Which radio isotope is used for the diagnosis of tumor in the body?

19 / 41

Rutherford won noble prize in __________

20 / 41

Who predicted in 1920 that some neutral particle having mass equal to that of proton in an atom?

21 / 41

How many electrons can be accommodated in L-shell?

22 / 41

Chadwick discovered neutrons in_____

23 / 41

The concept of orbit was used by____________

24 / 41

The name atom was derived from the Latin word “Atomos”, which meaning _________

25 / 41

Who described the concept of line spectrum in his atomic model?

26 / 41

The p subshell has_________

27 / 41

Neil Bohr won the noble prize in________

28 / 41

Who performed first experiment to split atom?

29 / 41

John Dalton put forward his atomic theory in the beginning of________

30 / 41

In 1912 Neil Bohr joined for post-doctoral research with _________

31 / 41

Who discovered the proton?

32 / 41

The isotope C-12 is present in abundance of_____________

33 / 41

How many electrons can be accommodated in N-shell?

34 / 41

According to Rutherford’s atomic theory atom should produce_________

35 / 41

Which one of the following consists of three subshells?

36 / 41

Plum pudding theory was put forward by_________

37 / 41

Neil Bohr presented his model in_______

38 / 41

When U-235 breaks up, it produces_________

39 / 41

How many times he mass of a proton is more than an electron?

40 / 41

94Be + 42He ----> 126C+ ?

41 / 41

Which isotope is used for diagnosis of goiter?

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MCQs in PDF Format

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. .

Short Question Answers in PDF Format

(Download in pdf format)

. .

Long Question Answers in PDF Format

(Download in pdf format)

. .

.

 

Chemistry Notes, Problems for Class 9th

Chemistry, a new subject for 9th Class, having a lot of concepts, 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.

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, our country also need chemists.

Chemistry class 9 pdf

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 Gujranwala board, Chemistry Notes for class 9 Lahore board, Class 9 Chemistry notes chapter 2, Chemistry class 9 chapter 2 pdf, Chemistry class 9 chapter-2 short questions, kips notes of chemistry for 9 class, 9th class chemistry solved exercises chapter 2, chemistry class 9 chapter 2 structure of atom, 9th class chemistry notes in English pdf download, 9th class chemistry solved exercises chapter 2 pdf, 9th class chemistry solved exercises chapter 2,  9th class chemistry notes in Urdu pdf download, Chemistry class 9 chapter-2 solved exercise pdf, Chemistry Notes for Class 9 Chapter-2, 9th class chemistry notes in Urdu pdf download, Chemistry class 9 pdf, adamjee notes class 9 Chemistry 2022, adamjee notes for class 9 Chemistry, adamjee notes for class 9, adamjee notes, chemistry class 9, Chemistry Class 9 chapter 2, then all the solution if your problem is available within our website eStudent.pk

Chemistry class 9

Chemistry class 9 chapter 2, Chemistry class 9 pdf, Chemistry class 9 past papers, 

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