How many electrons can the 3rd atom shell hold?

How many electrons can the 3rd atom shell hold?
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Draw the atomic structure of (i) an atom with same number of sub-atomic particles, (ii) an atom with same number of electrons in L and M shell. -Chemistry 9th

Description : Draw the atomic structure of (i) an atom with same number of sub-atomic particles, (ii) an atom with same number of electrons in L and M shell. -Chemistry 9th

Last Answer : (i) Oxygen Number of electrons = 8 Number of protons= 8 Number of neutron= 8 (ii) Argon Atomic number =18=2,8,8 No of electrons in L shell = 8 No of electrons in M shell = 8

How does an atom gets a full shell of electrons?

Description : How does an atom gets a full shell of electrons?

Last Answer : The nonmetals usually gain or share however many electrons theyneed to complete their outer shell. Metals tend to lose theelectrons in their outer shell, so that one of the inner shellsessentially becomes the outer shell.

Valence electrons are the electrons found on the last shell of an atom true or fase?

Description : Valence electrons are the electrons found on the last shell of an atom true or fase?

Last Answer : TRUE

(3) the number of electrons orbiting around the nucleus Explanation: The chemical behavior of an atom is determined by the number of electrons on its outer shell. As for the chemical bonding properties of the atom, the electron configuration determines how it will bond, with what it will bond, and in what ratio atoms will bond to form the 20,000,000 different substances on Earth.

Description : (3) the number of electrons orbiting around the nucleus Explanation: The chemical behavior of an atom is determined by the number of electrons on its outer shell. As for the chemical bonding properties of ... , and in what ratio atoms will bond to form the 20,000,000 different substances on Earth.

Last Answer : Methyl phenyl ether can be obtained by reacting - (1) phenolate ions and methyl iodide (2) methoxide ions and bromobenzene (3) methanol and phenol (4) bromobenzene and methyl bromide

The electrons present in the outmost shell of an atom is called?

Description : The electrons present in the outmost shell of an atom is called?

Last Answer : Valence electrons

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

Description : How many electrons are there in the valence shell of a calcium atom?

Last Answer : ANSWER: 2

The noble gases have low boiling points because: w) their ionization potentials are very low x) only weak Van der Waals forces hold the atoms together y) they are produced by the fractional distillation of liquid air z) they have eight electrons in the outer shell

Description : The noble gases have low boiling points because: w) their ionization potentials are very low x) only weak Van der Waals forces hold the atoms together y) they are produced by the fractional distillation of liquid air z) they have eight electrons in the outer shell

Last Answer : ANSWER: X -- ONLY WEAK VAN DER WAALS FORCES HOLD THE ATOMS TOGETHER

The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is?

Description : The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is?

Last Answer : 5x/36

Which of the 3rd period elements loses electrons most readily? w) Sodium x) Magnesium y) Aluminum z) Silicon

Description : Which of the 3rd period elements loses electrons most readily? w) Sodium x) Magnesium y) Aluminum z) Silicon

Last Answer : ANSWER: A-SODIUM

The emission of beta particle is from A)The valence shell of an atom B)The inner shell of an atom C)The nucleus due to the nuclear conversion `:` Prot

Description : The emission of beta particle is from A)The valence shell of an atom B)The inner shell of an atom C)The nucleus due to the nuclear conversion `:` Prot

Last Answer : The emission of beta particle is from A)The valence shell of an atom B)The inner shell of ... to the nuclear conversion neutron `to` proton + electron

What do we call the outer electron shell of an atom?

Description : What do we call the outer electron shell of an atom?

Last Answer : The outer electron shell of an atom is the valence shell.

The energy required to remove the electron from the outermost shell from a free and isolated atom of the element is called

Description : The energy required to remove the electron from the outermost shell from a free and isolated atom of the element is called

Last Answer : Ionisation energy.

The distance between the centre of the nucleus and the outermost electron shell of an atom is called

Description : The distance between the centre of the nucleus and the outermost electron shell of an atom is called

Last Answer : atomic size

What is the outer shell of an atom called?

Description : What is the outer shell of an atom called?

Last Answer : The valence shell.

What is the radius of an imaginary shell around an atom which determines how close two nonbonded atoms may approach each other called?

Description : What is the radius of an imaginary shell around an atom which determines how close two nonbonded atoms may approach each other called?

Last Answer : ANSWER: VAN DER WAALS RADIUS 

How many electrons can be accommodated in the M shell?

Description : How many electrons can be accommodated in the M shell?

Last Answer : Answer: 18.

What is the atomic number of the element which has 3 electrons in its M shell?

Description : What is the atomic number of the element which has 3 electrons in its M shell?

Last Answer : Answer: 13.

The element with the minimum atomic number having 8 electrons in the outer most shell is what?

Description : The element with the minimum atomic number having 8 electrons in the outer most shell is what?

Last Answer : Answer: Neon.

What is the number of electrons in the last shell of a halogen element ?

Description : What is the number of electrons in the last shell of a halogen element ?

Last Answer : : The number of electrons in the last shell of halogen elements is 5 .

The total number of electrons present in `4^"th"` shell of Astatatine (`._85At`) are:

Description : The total number of electrons present in `4^"th"` shell of Astatatine (`._85At`) are:

Last Answer : The total number of electrons present in `4^"th"` shell of Astatatine (`._85At`) are:

The number of electrons, present in the valence shell of carbon of carbanion bearing `-ve` charge, is:

Description : The number of electrons, present in the valence shell of carbon of carbanion bearing `-ve` charge, is:

Last Answer : The number of electrons, present in the valence shell of carbon of carbanion bearing `-ve` charge, is: A. 8 B. 7 C. 6 D. 4

The number of electrons present in the valence shell of carbon of `CH_(3)overset(+)(C)H_(2)` ion bearing `+ve` charge:

Description : The number of electrons present in the valence shell of carbon of `CH_(3)overset(+)(C)H_(2)` ion bearing `+ve` charge:

Last Answer : The number of electrons present in the valence shell of carbon of `CH_(3)overset(+)(C)H_(2)` ion bearing `+ve` charge: A. 8 B. 7 C. 6 D. 4

which of the following gas does not have an octet or eight electrons in the outer shell?

Description : which of the following gas does not have an octet or eight electrons in the outer shell?

Last Answer : which of the following gas does not have an octet or eight electrons in the outer shell? A. Neon B. Radon C. Argon D. Helium

How many electrons are in the valence shell of I in IF4-?

Description : How many electrons are in the valence shell of I in IF4-?

Last Answer : Need answer

How many electrons are needed to make stable shell?

Description : How many electrons are needed to make stable shell?

Last Answer : A stable shell has 8 electrons.

Why are electrons in the outermost shell are important?

Description : Why are electrons in the outermost shell are important?

Last Answer : Because they determine how the element will combine with otherelements

What are transition elements? (1) Elements whose two outermost shells are incomplete (2) Elements which possess properties of both, metals and non-metals (3) They have eight electrons in the outermost shell (4) Elements whose three outermost shells are incomplete

Description : What are transition elements? (1) Elements whose two outermost shells are incomplete (2) Elements which possess properties of both, metals and non-metals (3) They have eight electrons in the outermost shell (4) Elements whose three outermost shells are incomplete

Last Answer : (1) Elements whose two outermost shells are incomplete

The number of electrons in the outer shell of the most stable or inert atoms is (1) 1 (2) 5 (3) 3 (4) 8

Description : The number of electrons in the outer shell of the most stable or inert atoms is (1) 1 (2) 5 (3) 3 (4) 8

Last Answer : (4) 8 Explanation: The innermost shell has a maximum of two electrons, but the next two electron shells can each have a maximum of eight electrons.

Which element has two electrons in the K-shell only?

Description : Which element has two electrons in the K-shell only?

Last Answer : Helium

The maximum number of electrons in a shell?

Description : The maximum number of electrons in a shell?

Last Answer : 2nA2 (n = Number of shell)

From the elements: Cl, Br, F, O, Al, C, Li, Cs and Xe; choose the following: (a) The element with highest negative electron gain enthalpy. (b) The element with lowest ionization enthalpy. (c) The element with smallest ionic radius. (d) The element with six electrons in the valence shell. (e) The element which is a liquid at room temperature. (f)The element which belongs to zero group. (g) The elements which forms largest number of compounds.

Description : From the elements: Cl, Br, F, O, Al, C, Li, Cs and Xe; choose the following: (a) The element with highest negative electron gain enthalpy. (b) The element with lowest ionization enthalpy. ( ... . (f)The element which belongs to zero group. (g) The elements which forms largest number of compounds.

Last Answer : Ans. (a). The element chlorine (Cl) has the highest negative electron gain enthalpy. (b). The element cesium (Cs) has lowest ionization enthalpy. (c). The element fluorine F has lowest atomic radius. (d ... zero group (or group 18). (g). The element carbon (C) forms the largest number of compounds.

Elements with eight electrons in their outermost shell are called

Description : Elements with eight electrons in their outermost shell are called

Last Answer : noble gases

Electrons which are free to move around are also called A. conduction electrons B. valence shell electrons C. inner electrons D. electron sea

Description : Electrons which are free to move around are also called A. conduction electrons B. valence shell electrons C. inner electrons D. electron sea

Last Answer : conduction electrons

In general the number of electrons in the outermost shell of the metal is A)1B)1 to 3 C)5 to 8 D)8

Description : In general the number of electrons in the outermost shell of the metal is A)1B)1 to 3 C)5 to 8 D)8

Last Answer : B)1 to 3

If an element has two electrons in the first shell and seven in the second shell, the element is said to be what? a. Unstable b. Unreactive c. Stable d. Inert

Description : If an element has two electrons in the first shell and seven in the second shell, the element is said to be what? a. Unstable b. Unreactive c. Stable d. Inert

Last Answer : a. Unstable

By the transition of inner shell electrons in heavy atoms, high energy photons are emitted which are a) gamma rays b) X-rays c) radio waves d) photon rays

Description : By the transition of inner shell electrons in heavy atoms, high energy photons are emitted which are a) gamma rays b) X-rays c) radio waves d) photon rays

Last Answer : b) X-rays

Which one of the following elements has valence electrons in the n = 3 shell? A beryllium B oxygen C silicon D neon E hydrogen

Description : Which one of the following elements has valence electrons in the n = 3 shell? A beryllium B oxygen C silicon D neon E hydrogen

Last Answer : C silicon

Which one of the following statements concerning elements in the Periodic Table is correct? A Elements of the same group all have the same number of electrons in the outermost occupied electron shell. B Elements of Group 16 occur as cations in ionic compounds. C Oxides of elements in Groups 16 and 17 are basic. D The halogens (Group 17) are all gases at room temperature. E The Group 13 elements are all metals.

Description : Which one of the following statements concerning elements in the Periodic Table is correct? A Elements of the same group all have the same number of electrons in the outermost occupied electron shell. B ... (Group 17) are all gases at room temperature. E The Group 13 elements are all metals.

Last Answer : D) Are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron

How many electrons are there in the valence shell of the O2– ion? A 2 B 8 C 10 D 16 E 18

Description : How many electrons are there in the valence shell of the O2– ion? A 2 B 8 C 10 D 16 E 18

Last Answer : B 8 

A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells

Description : A characteristic of the noble gases is that they all: w) have eight electrons in the outer shell x) have low stability y) form many compounds z) have filled outer electron shells

Last Answer : ANSWER: Z -- HAVE FILLED OUTER ELECTRON SHELLS

Which of the following is the maximum number of electrons that can be present in M-shell? (1) 2 (2) 8 (3) 18 (4) 32

Description : Which of the following is the maximum number of electrons that can be present in M-shell? (1) 2 (2) 8 (3) 18 (4) 32

Last Answer : 18

Intrinsic semiconductor material is characterized by a valence shell of how many electrons?

Description : Intrinsic semiconductor material is characterized by a valence shell of how many electrons? a) 1 b) 2 c) 4 d) 6

Last Answer : Intrinsic semiconductor material is characterized by a valence shell of 4 electrons.

The main function of baffles provided in a shell and tube heat exchanger is to (A) Facilitate the cleaning of outer tube surface (B) Enhance turbulence (C) Hold the tubes in position (D) All 'a', 'b' & 'c'

Description : The main function of baffles provided in a shell and tube heat exchanger is to (A) Facilitate the cleaning of outer tube surface (B) Enhance turbulence (C) Hold the tubes in position (D) All 'a', 'b' & 'c'

Last Answer : (B) Enhance turbulence

Why are the electrons in an atom moving around the nucleus?

Description : Why are the electrons in an atom moving around the nucleus?

Last Answer : Electrons are trapped in orbit around the nucleus of an atom due to nuclear forces of attraction. They are always on the move.

What is the number of unpaired electrons in carbon atom? -General Knowledge

Description : What is the number of unpaired electrons in carbon atom? -General Knowledge

Last Answer : The answer is '2'

What is the number of electrons in an atom of atomic number Z and mass number A? -Do You Know?

Description : What is the number of electrons in an atom of atomic number Z and mass number A? -Do You Know?

Last Answer : answer:

What is the number of unpaired electrons in carbon atom? -General Knowledge

Description : What is the number of unpaired electrons in carbon atom? -General Knowledge

Last Answer : answer:

True or False. The imbalance of electrons in an atom creates a movement of electrons called the electric current?

Description : True or False. The imbalance of electrons in an atom creates a movement of electrons called the electric current?

Last Answer : 1

An atom has 35 nucleons and has atomis number equal to 17 . The number of electrons with n =2 , m = 0 in it is :-

Description : An atom has 35 nucleons and has atomis number equal to 17 . The number of electrons with n =2 , m = 0 in it is :-

Last Answer : An atom has 35 nucleons and has atomis number equal to 17 . The number of electrons with n =2 , m = 0 in it is :- A. 2 B. 4 C. 6 D. 3