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

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

1 Answer

Answer :

TRUE
by
selected by

Related questions

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 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

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

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

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.

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

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

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 

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.

How do you figure out how many valence electrons an atom has based on its location on the periodic table?

Description : How do you figure out how many valence electrons an atom has based on its location on the periodic table?

Last Answer : For groups 1-2 the number of valence electrons is equal to the number of the group.For groups 13-18 the number of valence electrons is equal to the number of the group, but with numbering starting up from 3 (13), 4 (14) , etc. (transition metals excluded).

Where can you find the valence electrons in an atom?

Description : Where can you find the valence electrons in an atom?

Last Answer : Valence electrons are placed in the outermost shell of electrons.

In molecule of calcium sulfide calcium has two valence electron bonds and a sulfur atom has six valence electrons. How many lone pairs of electrons are present in the Lewis structure of calcium?

Description : In molecule of calcium sulfide calcium has two valence electron bonds and a sulfur atom has six valence electrons. How many lone pairs of electrons are present in the Lewis structure of calcium?

Last Answer : What is the answer ?

Electrons in the highest energy level of an atom are called _______. (1) valence protons (2) orbital protons (3) valence electrons (4) orbital electrons

Description : Electrons in the highest energy level of an atom are called _______. (1) valence protons (2) orbital protons (3) valence electrons (4) orbital electrons

Last Answer : (3) valence electrons Explanation: The outermost orbital shell of an atom is called its valence shell, and the electrons in the valence shell are valence electrons.

How many valence electrons does an atom of an element with an atomic number of twelve have?

Description : How many valence electrons does an atom of an element with an atomic number of twelve have?

Last Answer : ANSWER: TWO

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 many electrons can the 3rd atom shell hold?

Description : How many electrons can the 3rd atom shell hold?

Last Answer : Need answer

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.

(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

Atoms with four valence electrons are good conductors. (A) True (B) False

Description : Atoms with four valence electrons are good conductors. (A) True (B) False

Last Answer : (B) False

Total no. of vacant orbitals in valence shell of sulphur when it undergoes formation of `SF_(4)` :-

Description : Total no. of vacant orbitals in valence shell of sulphur when it undergoes formation of `SF_(4)` :-

Last Answer : Total no. of vacant orbitals in valence shell of sulphur when it undergoes formation of `SF_(4)` :- A. 5 B. 4 C. 3 D. 2

The valence shell configuration of noble gases (except He) is

Description : The valence shell configuration of noble gases (except He) is

Last Answer : The valence shell configuration of noble gases (except He) is A. `ns^(2)np^(4)` B. `ns^(2)np^(1)` C. `ns^(2)np^(6)` D. `ns^(2)np^(6)nd^(10)`

If the valence shell electronic configuration of an element is 3s^2 3p^1, in which block of the periodic table is it placed?

Description : If the valence shell electronic configuration of an element is 3s^2 3p^1, in which block of the periodic table is it placed?

Last Answer : If the valence shell electronic configuration of an element is 3s2 3p1, in which block of the periodic table is it placed?

If the valence shell electronic configuration is ns^2 np^5, the element will belong to :

Description : If the valence shell electronic configuration is ns^2 np^5, the element will belong to :

Last Answer : If the valence shell electronic configuration is ns2 np5, the element will belong to : a. ... halogens c. alkaline earth metals d. actinides

The group which has completely filled valence shell is

Description : The group which has completely filled valence shell is

Last Answer : eighteen.

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 .

What is the valence level of an atom?

Description : What is the valence level of an atom?

Last Answer : Need answer

When an atom gains or loses a valence electron it becomes a charged particle call a?

Description : When an atom gains or loses a valence electron it becomes a charged particle call a?

Last Answer : Ion.

What determines the valence of an atom?

Description : What determines the valence of an atom?

Last Answer : The number of electrons in the outer shell.

Difference between Valency and Valence electrons ? -Chemistry

Description : Difference between Valency and Valence electrons ? -Chemistry

Last Answer : 1 ) Valency : The ability to gain, loose and sharing of electrons is valency / combinig capacity atoms of other elements is valency. 2 ) Valence elctrons : Electrons present in the outermost shell of the atom is valence electrons.

Five valence electrons of `.^(15)P` re labelled as If the spin quantum numbers of B and Z is `+(1)/(2)`, the group of electron with three of the quant

Description : Five valence electrons of `.^(15)P` re labelled as If the spin quantum numbers of B and Z is `+(1)/(2)`, the group of electron with three of the quant

Last Answer : Five valence electrons of `.^(15)P` re labelled as If the spin quantum numbers of B and Z is `+(1)/(2)`, ... A. AB,XYZ,BY B. AB C. XYZ,AZ D. AB,XYZ

s-1: `[MnCl_(6)]^(3),[FeF_(6)]^(3-)` and `[CoF_(6)]^(-3)` are paramagnetic having four, five and four unpaired electrons respectively. S-2: Valence bo

Description : s-1: `[MnCl_(6)]^(3),[FeF_(6)]^(3-)` and `[CoF_(6)]^(-3)` are paramagnetic having four, five and four unpaired electrons respectively. S-2: Valence bo

Last Answer : s-1: `[MnCl_(6)]^(3),[FeF_(6)]^(3-)` and `[CoF_(6)]^(-3)` are paramagnetic having four, five and ... onn the metal ion. A. TTT B. TFT C. FTF D. TFF

The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits D)Outer orbit

Description : The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits D)Outer orbit

Last Answer : The rays are given off by a radioactive element from A)Nucleus B)Valence electrons C)All the orbits ... electrons C. all the orbits D. outer orbit

What are the valence electrons? For s-block and p-block elements show that number of valence electrons is equal to its group number.

Description : What are the valence electrons? For s-block and p-block elements show that number of valence electrons is equal to its group number.

Last Answer : What are the valence electrons? For s-block and p-block elements show that number of valence electrons is equal to its group number.

What is total valence electrons in NH4?

Description : What is total valence electrons in NH4?

Last Answer : Need answer

How many valence electrons are in each energy level?

Description : How many valence electrons are in each energy level?

Last Answer : Need answer

How many valence electrons does magnesium (Mg) have?

Description : How many valence electrons does magnesium (Mg) have?

Last Answer : Need answer

How many shells and valence electrons does krypton have?

Description : How many shells and valence electrons does krypton have?

Last Answer : Need answer

What is the number of valence of electrons of strontium?

Description : What is the number of valence of electrons of strontium?

Last Answer : 2

How many number of valence electrons are there in a sulphide ion?

Description : How many number of valence electrons are there in a sulphide ion?

Last Answer : The sulfide ion is S^2-, so it has 2 additional valenceelectrons compared to neutral sulfur. Neutral sulfur has 6 valenceelectrons, so sulfide ion would have 8 valence electrons.

What have a full energy level of valence electrons?

Description : What have a full energy level of valence electrons?

Last Answer : The noble gases (group 18/VIIIA/0) are naturally occurring elements that have a full valence shell with eight valence electrons (an octet), except for helium which has two valence electrons (a duet). This makes these elements very stable and very nonreactive.

How many valence electrons are in the element fluorine and do the same for chlorine and bromine?

Description : How many valence electrons are in the element fluorine and do the same for chlorine and bromine?

Last Answer : The number of valence electrons is seven.

In terms of valence electrons what is the different between metallic elements and nonmetallic elements?

Description : In terms of valence electrons what is the different between metallic elements and nonmetallic elements?

Last Answer : Feel Free to Answer

How many additional valence electrons does fluorine need to have full valence?

Description : How many additional valence electrons does fluorine need to have full valence?

Last Answer : 7

How many valence electrons does I and Ga have?

Description : How many valence electrons does I and Ga have?

Last Answer : Feel Free to Answer

What element has the same valence electrons as indium?

Description : What element has the same valence electrons as indium?

Last Answer : No other element in its ground state has the same valence electron configuration as indium.Other elements in group 13 have similar ns2np1 outer shell configurations:-Boron B, [He] 2s2 2p1Aluminium, Al, [Ne] 3s2 ... [Ar] 3d10, 4s2 4p1Indium In [Kr] 4d10 5s2 5p1Thallium Tl [Xe] 4f14, 5d10, 6s2 6p1

What is the number of valence electrons for Sn?

Description : What is the number of valence electrons for Sn?

Last Answer : Tin has four valence electrons.

What is the number of valence electrons for Ga?

Description : What is the number of valence electrons for Ga?

Last Answer : Gallium has three valence electrons.

Do elements in the same family have the same number of valence electrons?

Description : Do elements in the same family have the same number of valence electrons?

Last Answer : Yes, this is a general rule.