Why ‘f block’ elements are called inner transition elements?

Why ‘f block’ elements are called inner transition elements?
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The elements for which f sub shells are filling are called the inner transition elements.
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f-block elements are also called (a) Alkali metals (b) Inner transition elements (c) Transition elements (d) Transuranic elements

Description : f-block elements are also called (a) Alkali metals (b) Inner transition elements (c) Transition elements (d) Transuranic elements

Last Answer : Ans:(b)

How many elements are in the first and second inner transition series.name these series

Description : How many elements are in the first and second inner transition series.name these series

Last Answer : Ans: 14 elements in each series. (i) Lanthanides series (ii) actinides series

Why are‘d block’ elements called outer transition elements?

Description : Why are‘d block’ elements called outer transition elements?

Last Answer : ‘d block’ elements are called outer transition elements because they contain at most two electrons in their outer shell.

Why do transition metals have higher I.E than s –block elements ?

Description : Why do transition metals have higher I.E than s –block elements ?

Last Answer : Ans: It is due to smaller atomic size than s-block elements , effective nuclear charge is more , terefore I.E is high.

In case of a hair pin bend of a highway, (A) Minimum radius of inner curve is 14 m (B) Minimum radius of transition is 15 m (C) Circular compound curve may be provided (D) All the above

Description : In case of a hair pin bend of a highway, (A) Minimum radius of inner curve is 14 m (B) Minimum radius of transition is 15 m (C) Circular compound curve may be provided (D) All the above

Last Answer : Answer: Option D

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

What are the properties of 'f ' block elements?

Description : What are the properties of 'f ' block elements?

Last Answer : they are of two types lanthanides and actinides

What are the properties of 'f ' block elements?

Description : What are the properties of 'f ' block elements?

Last Answer : they are of two types lanthanides and actinides

Application of d- & f- block elements

Description : Application of d- & f- block elements

Last Answer : Application of d- & f- block elements:- 1. Iron and steel used in construction,as catalyst in Haber's process 2. CrO2 is used in magnetic tapes 3. Ni is in hydrogenation 4. W ( ... in contact process 9. Titanium is in nuclear reactions. 10. PdCl2 is in Wacker's process.

The block of elements in the periodic table which are filling the 4-f electron shell are known as:

Description : The block of elements in the periodic table which are filling the 4-f electron shell are known as:

Last Answer : ANSWER: LANTHANIDES

Loop unrolling is a code optimization technique: (A) that avoids tests at every iteration of the loop (B) that improves performance by decreasing the number of instructions in a basic block. (C) that exchanges inner loops with outer loops (D) that reorders operations to allow multiple computations to happen in parallel.

Description : Loop unrolling is a code optimization technique: (A) that avoids tests at every iteration of the loop (B) that improves performance by decreasing the number of instructions in a basic block. ... loops with outer loops (D) that reorders operations to allow multiple computations to happen in parallel.

Last Answer : (A) that avoids tests at every iteration of the loop

The elements that have an outer electron configuration ns2 (read: n - s - 2) are called: w) halogens x) transition metals y) alkaline earths z) noble gases

Description : The elements that have an outer electron configuration ns2 (read: n - s - 2) are called: w) halogens x) transition metals y) alkaline earths z) noble gases

Last Answer : ANSWER: Y -- ALKALINE EARTHS

What are transition elements?

Description : What are transition elements?

Last Answer : Elements where electrons of their atoms occupy ultimate shells leaving penultimate (last but one)shells partially vacant are called transition elements. Electrons of these elements fill normally upto 1s, 2s, 2p, 3s and 3p. After 3p electrons occupy 4s leaving 3d orbitals vacant.

What are transition elements?

Description : What are transition elements?

Last Answer : Elements where electrons of their atoms occupy ultimate shells leaving penultimate (last but one)shells partially vacant are called transition elements. Electrons of these elements fill normally upto 1s, 2s, 2p, 3s and 3p. After 3p electrons occupy 4s leaving 3d orbitals vacant.

Explain the following : (i) Low spin octahedral complexes of nickel are not known. (ii) The π-complexes are known for transition elements only. (iii) CO is a stronger ligand than NTL, for many metals. -Chemistry

Description : Explain the following : (i) Low spin octahedral complexes of nickel are not known. (ii) The π-complexes are known for transition elements only. (iii) CO is a stronger ligand than NTL, for many metals. -Chemistry

Last Answer : (i) The electronic configuration of Ni is [Ar] 3d8 4s2 which shows that it can only form two types of complexes i.e. square planar (dsp2) in presence of strong ligand and tetrahedral (sp3) in ... more splitting of d-orbitals and moreover it is also able to form π bond due to back bonding.

How many elements are there in 3d-series of first transition series ?

Description : How many elements are there in 3d-series of first transition series ?

Last Answer : Ten elements from Sc (Z=21) to Zn (z=30) or {Sc –scandium to Zn (zinc)}

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

Define Representative Elements & Transition Elements.

Description : Define Representative Elements & Transition Elements.

Last Answer : Ans : Representative Elements : The elements of Sub Group A are called Main Or representative Elements. The properties of these elements are represented by their valency electrons. Transition Elements : (1) The ... a) Outer Transition or d - block Elements b) Inner Transition or f - block Elements.

In seed formation the inner integument remains thin and develops into: a. Testa f. Tegmen b. Aril c. Hilum

Description : In seed formation the inner integument remains thin and develops into: a. Testa f. Tegmen b. Aril c. Hilum

Last Answer : Tegmen

The binary compound of Hydrogen with S block elements are called as ------------------

Description : The binary compound of Hydrogen with S block elements are called as ------------------

Last Answer : Ans: ionic hydride

An element with atomic number 36 belongs to the (a) s-block (b) p-block (c) d-block (d) f-block

Description : An element with atomic number 36 belongs to the (a) s-block (b) p-block (c) d-block (d) f-block

Last Answer : Ans:(b)

An element of atomic no. 29 belongs to (1) s-block (2) d-block (3) p-block (4) f-block

Description : An element of atomic no. 29 belongs to (1) s-block (2) d-block (3) p-block (4) f-block

Last Answer : (2) d-block Explanation: Copper (Cu) has the atomic number of 29. Copper belongs to the d-block which is the collective name for Groups 3 to 12 in the periodic table. Most of the d-block elements are considered to be metals, with a common lustrous metallic appearance.

What are all the modular architecture for OpenStack are: a) OpenStack Compute: For overseeing extensive systems of the virtual machine. b) OpenStack Object Storage: The storage framework that offers help for both object storage and block storage. c) Image Service: The conveyance service gives disclosure and enlistment to virtual disk pictures. d) A & B e) B & C f) All of the above

Description : What are all the modular architecture for OpenStack are: a) OpenStack Compute: For overseeing extensive systems of the virtual machine. b) OpenStack Object Storage: The storage framework that offers help for both object storage ... to virtual disk pictures. d) A & B e) B & C f) All of the above

Last Answer : All of the above

What are all the modular architecture for OpenStack are: a) OpenStack Compute: For overseeing extensive systems of the virtual machine. b) OpenStack Object Storage: The storage framework that offers help for both object storage and block storage. c) Image Service: The conveyance service gives disclosure and enlistment to virtual disk pictures. d) A & B e) B & C f) All of the above

Description : What are all the modular architecture for OpenStack are: a) OpenStack Compute: For overseeing extensive systems of the virtual machine. b) OpenStack Object Storage: The storage framework that offers help for both object storage ... to virtual disk pictures. d) A & B e) B & C f) All of the above

Last Answer : All of the above

The mode of DMA are: a. Single transfer b. Block transfer c. Burst –block transfer d. Repeated single transfer e. Repeated–block transfer f. Repeated Burst –block transfer g. All of these

Description : The mode of DMA are: a. Single transfer b. Block transfer c. Burst –block transfer d. Repeated single transfer e. Repeated–block transfer f. Repeated Burst –block transfer g. All of these

Last Answer : g. All of these

Opening WDV off the block of assets was Rs 15 lakh. During the year, asset was acquired under this block on 15 June 2017 amounting to rupees 10 lakh. One of the assets falling within the block was sold for rupees 5.5 lakh on 14 January 2018. Rate of depreciation of block is 10%. Calculate the amount of depreciation available during the previous year for the block. e. rupees 1.95 lakh f. rupees 2.5 lakh g. rupees 2.25 lakh h. Rs 1.45 lakh

Description : Opening WDV off the block of assets was Rs 15 lakh. During the year, asset was acquired under this block on 15 June 2017 amounting to rupees 10 lakh. One of the assets falling within the block was sold for rupees 5.5 ... . rupees 1.95 lakh f. rupees 2.5 lakh g. rupees 2.25 lakh h. Rs 1.45 lakh

Last Answer : e. rupees 1.95 lakh

An element of atomic no. 29 belongs to (1) s-block (2) d-block (3) p-block (4) f-block

Description : An element of atomic no. 29 belongs to (1) s-block (2) d-block (3) p-block (4) f-block

Last Answer : d-block

The tendency for complex formation is maximum in (a) s-block elements (b) p-block elements (c) noble gases (d) d-block elements

Description : The tendency for complex formation is maximum in (a) s-block elements (b) p-block elements (c) noble gases (d) d-block elements

Last Answer : Ans:(d)

The elements of the s-block and pblock are together referred to as?

Description : The elements of the s-block and pblock are together referred to as?

Last Answer : Representative elements

Find the block to which the following elements belong.

Description : Find the block to which the following elements belong.

Last Answer : a) Aluminium (Atomic number: 13) 2 2 6 2 Electronic configuration of aluminium is 1s , 2s 2p ,3s 3p 1 The orbital occupied by the ultimate electron is p'. So aluminium belongs to p' block. ... , 2 6s The orbital occupied by the penultimate shell is f'. So Cerium belongs to f' block.

Find out the s - block elements compounds importance/uses.

Description : Find out the s - block elements compounds importance/uses.

Last Answer : Find out the s - block elements compounds importance/uses.

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.

Which of the atomic number represent the s-block elements ?

Description : Which of the atomic number represent the s-block elements ?

Last Answer : Which of the atomic number represent the s-block elements? a. 7, 15 b. 3, 12 c. 6, 14 d. 9, 17

What are d block elements?

Description : What are d block elements?

Last Answer : The d-block contain elements from group 3 to 12.

Which of the following circuit elements is used to 'block' DC in an electronic circuit? (1) Resistances (2) Capacitance (3) Inductance (4) Diode

Description : Which of the following circuit elements is used to 'block' DC in an electronic circuit? (1) Resistances (2) Capacitance (3) Inductance (4) Diode

Last Answer : (2) Capacitance Explanation: A capacitor (originally known as condenser) is a passive two-terminal electrical component used to store energy in an electric field. Capacitors are widely used ... electric power transmission systems for stabilizing voltage and power flow, and for many other purposes.

In addition to testing the calibration of a circuit breaker, maintenance should include all of the following EXCEPT ______________. A. changing out of magnetic elements and thermal heaters yearly B. checking for corrosion, accumulation of dirt and thermal fatigue C. inspecting for loose or missing parts D. making sure foreign matter does not block tripping element

Description : In addition to testing the calibration of a circuit breaker, maintenance should include all of the following EXCEPT ______________. A. changing out of magnetic elements and thermal heaters yearly B. ... for loose or missing parts D. making sure foreign matter does not block tripping element

Last Answer : Answer: A

Give 3 features of p- block Elements.

Description : Give 3 features of p- block Elements.

Last Answer : Ans: (i) some of them are non metals especially those heading all the groups. ( ii) Moving down the group metallic character increases (iii) Many of them are highly electronegative and form covalent compound

How many elements are found in 4Th period in d- block?

Description : How many elements are found in 4Th period in d- block?

Last Answer : Ans: 10 elements

In p block elements which group is known as halogens and chalcogens?

Description : In p block elements which group is known as halogens and chalcogens?

Last Answer : Ans: 17 =halogen 16=chalcogens

What are d Block Elements ?

Description : What are d Block Elements ? 

Last Answer : Ans: Those elements in which d-orbital are progressively filled up are known as d-orbital.

Which elements of s- block are largely found in biological fluids & what is its importance?

Description : Which elements of s- block are largely found in biological fluids & what is its importance?

Last Answer : Mono valent sodium and potassium ions and divalent magnesium and calcium ions are found in large proportions in biological fluids. These ions perform important biological functions such as maintenance of ion balance and nerve impulse conduction.

What are s- block elements?

Description : What are s- block elements? 

Last Answer : s-block elements are those in which the last electron enters the outermost s-orbital. As the s-orbital can accommodate only two electrons, two groups (1 & 2) belong to the s-block of the Periodic Table. 

Which of the following circuit elements is used to ‘block’ DC in an electronic circuit ? (1) Resistances (2) Capacitance (3) Inductance (4) Diode

Description : Which of the following circuit elements is used to ‘block’ DC in an electronic circuit ? (1) Resistances (2) Capacitance (3) Inductance (4) Diode

Last Answer : Capacitance

Explain the Mechatronics system with the help of block diagram and labeled the various elements.

Description : Explain the Mechatronics system with the help of block diagram and labeled the various elements. 

Last Answer : The key elements of Mechatronics systems can be classified under following categories:  Information systems  Mechanical systems  Electrical systems  Computer systems  Sensor and actuators  ... is adjusted based on generated error and again signal is given to actuators and sensors.

1The elements of the second period of the Periodic Table are given below: Li Be B C N O F (a) Give reason to explain why atomic radii decrease from Li to F. (b) Identify the most (i) metallic and (ii)non-metallic element. -Science

Description : 1The elements of the second period of the Periodic Table are given below: Li Be B C N O F (a) Give reason to explain why atomic radii decrease from Li to F. (b) Identify the most (i) metallic and (ii)non-metallic element. -Science

Last Answer : a) It is because nuclear charge increases due to increase in atomic number, therefore, force of attraction between nucleus and valence electrons increases, i.e. effective nuclear charge increases, hence ... element is ‘F’ because it can gain electrons easily due to smallest atomic size.

Since the enthalpy of elements in their natural state is taken to be zero, the heat of formation `(Delta_(f)H)` of compounds

Description : Since the enthalpy of elements in their natural state is taken to be zero, the heat of formation `(Delta_(f)H)` of compounds

Last Answer : Since the enthalpy of elements in their natural state is taken to be zero, the heat of formation `( ... C. is zero D. May be positive or negative

Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Description : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Last Answer : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature ... H_(2)O lt H_(2)Te -` boiling point

Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Description : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Last Answer : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ... oxides are usually covalent and acidic in nature

Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Description : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Last Answer : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature ... H_(2)O lt H_(2)Te -` boiling point

Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Description : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ionic in nature and hydrogen bonding is more important f

Last Answer : Oxygen differs from the other elements of the group. Compounds of oxygen with metals are more ... oxides are usually covalent and acidic in nature