Which halogen has the largest atomic radius:

Which halogen has the largest atomic radius:  
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ANSWER: ASTATINE
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Related questions

The halogen with the largest atomic radius is: w) Cl x) I y) Br z) At

Description : The halogen with the largest atomic radius is: w) Cl x) I y) Br z) At

Last Answer : ANSWER: Z -- At

An element with an atomic number of 17 is - (1) an alkali metal (2) a rare gas (3) a halogen gas (4) a transition metal

Description : An element with an atomic number of 17 is - (1) an alkali metal (2) a rare gas (3) a halogen gas (4) a transition metal

Last Answer : (3) a halogen gas Explanation: Chlorine has atomic number of 17. It is a halogen gas along with fluorine (F), bromine (Br), iodine (I), and astatine (At).

I will be describing a chemical element. Try to identify it with the fewest number of clues. This element is a halogen wh is a liquid at standard conditions. The element volatilizes readily at ro temperature to form a reddish vapor which is very irritating to the eyes a flesh. The atomic number of this element is 35 and its chemical symbol is Br. Name this element.

Description : I will be describing a chemical element. Try to identify it with the fewest number of clues. This element is a halogen wh is a liquid at standard conditions. The element volatilizes readily at ro ... . The atomic number of this element is 35 and its chemical symbol is Br. Name this element.

Last Answer : ANSWER: BROMINE

Among the elements of the 3rd period from Na to Ar, pick out the element: (L-2) (a). with highest first ionization enthalpy. (b). with largest atomic radius. (c). that is most reactive non-metal. (d). that is most reactive metal.

Description : Among the elements of the 3rd period from Na to Ar, pick out the element: (L-2) (a). with highest first ionization enthalpy. (b). with largest atomic radius. (c). that is most reactive non-metal. (d). that is most reactive metal.

Last Answer : (a). Ar has highest first ionization enthalpy. (b). Na has large atomic radius (covalent radius). (c). Cl is more reactive non-metal in 3rd period. (d). Na is most reactive metal in third period.

Of the following elements which has the largest atomic radius? w) Ba x) F y) C z) Be

Description : Of the following elements which has the largest atomic radius? w) Ba x) F y) C z) Be

Last Answer : ANSWER: W -- Ba

Which of the following four elements has the largest atomic radius? Is it: w) strontium x) francium y) calcium z) bromine

Description : Which of the following four elements has the largest atomic radius? Is it: w) strontium x) francium y) calcium z) bromine

Last Answer : ANSWER: X -- FRANCIUM

How many of the following properties of halogen Increases with increase In atomic number. (a) Number of valence electron (b) Metallic nature (c) Boili

Description : How many of the following properties of halogen Increases with increase In atomic number. (a) Number of valence electron (b) Metallic nature (c) Boili

Last Answer : How many of the following properties of halogen Increases with increase In atomic number. (a) Number of ... . (j) `Delta_"eg"H` (magnitude wise)

What is Atomic Radius ?

Description : What is Atomic Radius ?

Last Answer : Atomic radius measures the distance of the outer electron cell from the nucleus of the atom.

Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has – (1) high bond dissociation energy (2) smaller atomic radius (3) stable half filled 2p sub level (4) high nuclear charge

Description : Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has – (1) high bond dissociation energy (2) smaller atomic radius (3) stable half filled 2p sub level (4) high nuclear charge

Last Answer : (3) stable half filled 2p sub level Explanation: Ionization energy is a measure of the ease in which atoms lose electrons and become positive ions.

In the periodic table of elements, on moving from left to right across a period, the atomic radius – (1) decreases (2) increases (3) remains unchanged (4) does not follow a definite pattern

Description : In the periodic table of elements, on moving from left to right across a period, the atomic radius – (1) decreases (2) increases (3) remains unchanged (4) does not follow a definite pattern

Last Answer : (1) decreases Explanation: The atomic radius is the distance from the atomic nucleus to the outermost stable electron orbital in an atom that is at equilibrium. It tends to decrease across a period from ... usually increases while going down a group due to the addition of a new energy level (shell).

Atomic size refers to the ______ of an atom. (1) Radius (2) Circumference (3) Diameter (4) Centre

Description : Atomic size refers to the ______ of an atom. (1) Radius (2) Circumference (3) Diameter (4) Centre

Last Answer : (1) Radius Explanation: The term atomic size refers to the radius of an atom. The atomic size may be visualized as the distance between the centre of the nucleus and the outermost shell of an isolated atom.

Which of the following has the smallest atomic radius? w) iodine x) chlorine y) fluorine z) bromine

Description : Which of the following has the smallest atomic radius? w) iodine x) chlorine y) fluorine z) bromine

Last Answer : ANSWER: Y -- FLUORINE

As one goes across a period in the periodic table, the ionization energy generally increases for one of the following reasons. Is it because of the increasing w) atomic radius x) melting point y) nuclear charge z) density

Description : As one goes across a period in the periodic table, the ionization energy generally increases for one of the following reasons. Is it because of the increasing w) atomic radius x) melting point y) nuclear charge z) density

Last Answer : ANSWER: Y -- NUCLEAR CHARGE

In the periodic table of elements, on moving from left to right across a period, the atomic radius (1) decreases (2) increases (3) remains unchanged (4) does not follow a definite pattern

Description : In the periodic table of elements, on moving from left to right across a period, the atomic radius (1) decreases (2) increases (3) remains unchanged (4) does not follow a definite pattern

Last Answer : increases

Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has (1) high bond dissociation energy (2) smaller atomic radius (3) stable half filled 2p sub level (4) high nuclear charge

Description : Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has (1) high bond dissociation energy (2) smaller atomic radius (3) stable half filled 2p sub level (4) high nuclear charge

Last Answer : stable half filled 2p sub level

What is a halogen element ?

Description : What is a halogen element ?

Last Answer : The cunt elements in the seventh class of the periodic table (16th class according to the modern periodic table) are called halogen.

(3) They are not easily combustible Explanation: Typical organic compounds are combustible by nature as they contain carbon. Organic compounds mostly consist of carbon, hydrogen, halogen, and phosphorus.

Description : (3) They are not easily combustible Explanation: Typical organic compounds are combustible by nature as they contain carbon. Organic compounds mostly consist of carbon, hydrogen, halogen, and phosphorus.

Last Answer : Which of the process is known as nitrification? (1) Reaction of Nitrogen Monoxide with oxygen to form nitric acid (2) Reaction of nitrogen dioxide with water to form nitric acid (3) Conversion of ammonia to nitrites (4) Conversion of nitrite to nitric oxide

Uriedes are (a) Halogen derivatives of urea (b) Acetyl derivatives of urea (c) Alkyl derivatives of urea (d) None of these

Description : Uriedes are (a) Halogen derivatives of urea (b) Acetyl derivatives of urea (c) Alkyl derivatives of urea (d) None of these

Last Answer : Acetyl derivatives of urea

Which of the following reagents will replace –OH group by a halogen atom? (a) HOCl (b) Br2 (c) SOCl2 (d) I2

Description : Which of the following reagents will replace –OH group by a halogen atom? (a) HOCl (b) Br2 (c) SOCl2 (d) I2

Last Answer : SOCl2

Which of the following statements is correct for a saturated alkyl halide? (a) the C–X bond results from overlap of the s orbital of carbon and the p orbital of the halogen (X) (b) the C–X bond results from overlap of the p orbital of carbon and the p orbital of the halogen (X) (c) the C–X bond results from overlap of the sp3 orbital of carbon and the p orbital of the halogen (X) (d) the C–X bond results from overlap of the sp2 orbital of carbon and the p orbital of the halogen (X)

Description : Which of the following statements is correct for a saturated alkyl halide? (a) the C-X bond results from overlap of the s orbital of carbon and the p orbital of the halogen (X) (b) the C-X bond ... the C-X bond results from overlap of the sp2 orbital of carbon and the p orbital of the halogen (X)

Last Answer : the C–X bond results from overlap of the sp3 orbital of carbon and the p orbital of the halogen (X)

Which halogen does not appreciably react with methane in a free-radical substitution reaction? (a) chlorine (b) bromine (c) iodine (d) fluorine

Description : Which halogen does not appreciably react with methane in a free-radical substitution reaction? (a) chlorine (b) bromine (c) iodine (d) fluorine

Last Answer : iodine

Carboxylic acid reacts with halogen in presence of red P to gives__________ a) α-halogen acids b) β-halogen acid c) Acid halide d) Dicarboxylic acid

Description : Carboxylic acid reacts with halogen in presence of red P to gives__________ a) α-halogen acids b) β-halogen acid c) Acid halide d) Dicarboxylic acid

Last Answer : a) α-halogen acids

Within a given period of the periodic table, the element with the lowest ionization energy is: w) transition metal x) alkali metal y) halogen z) noble gas

Description : Within a given period of the periodic table, the element with the lowest ionization energy is: w) transition metal x) alkali metal y) halogen z) noble gas

Last Answer : ANSWER: X -- ALKALI METAL

What halogen is a liquid at room temperature?

Description : What halogen is a liquid at room temperature?

Last Answer : ANSWER: BROMINE

Give me the names, in order of increasing mass, of the four lightest members the halogen family.

Description : Give me the names, in order of increasing mass, of the four lightest members the halogen family.

Last Answer : ANSWER: FLUORINE, CHLORINE, BROMINE, AND IODINE

Excluding Astatine, which halogen does NOT replace the other halogens from their compounds?

Description : Excluding Astatine, which halogen does NOT replace the other halogens from their compounds?

Last Answer : ANSWER: IODINE

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.

Which of the following elements has the largest crystallographic radius? w) Mg x) N y) K z) F

Description : Which of the following elements has the largest crystallographic radius? w) Mg x) N y) K z) F

Last Answer : ANSWER: Y -- K

Atomic radius of sodium 1.8 amstrong "..... How to determine this value ?

Description : Atomic radius of sodium 1.8 amstrong "..... How to determine this value ?

Last Answer : To determine the value, that is, to take the meter, you have to multiply it by 10 ^ -10 . (1.6 * 10 ^ - 10)

Calculate the drift velocity for the electrons in a silver wire which has a radius of 0.1 cm and carries a current of 2 A. Atomic mass of silver=108 a

Description : Calculate the drift velocity for the electrons in a silver wire which has a radius of 0.1 cm and carries a current of 2 A. Atomic mass of silver=108 a

Last Answer : Calculate the drift velocity for the electrons in a silver wire which has a radius of 0.1 cm and carries a ... silver `=10.5xx10^(3) kg//m^(3)`.

A beam of ultraviolet radius hacking wavelength between `100nm and 200nm` is inclined on a sample of atomic hydrogen gas. Assuming that the atoms are

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Last Answer : A beam of ultraviolet radius hacking wavelength between `100nm and 200nm` is inclined on a sample of ... being observed by on atom in the ground state

What is the element in period 4 with the smallest atomic radius?

Description : What is the element in period 4 with the smallest atomic radius?

Last Answer : What is the noble gas element with the largest radius

What shell will determine the atomic radius of carbon?

Description : What shell will determine the atomic radius of carbon?

Last Answer : Feel Free to Answer

Atomic radius _moving from left to right across a period?

Description : Atomic radius _moving from left to right across a period?

Last Answer : Decreases

The cause of periodicity of properties (a) Increasing atomic radius (b) Increasing atomic weights (c) Number of electrons in the valency orbit (d) The recurrence of similar outer electronic configuration

Description : The cause of periodicity of properties (a) Increasing atomic radius (b) Increasing atomic weights (c) Number of electrons in the valency orbit (d) The recurrence of similar outer electronic configuration

Last Answer : Ans:(d)

Pick out the correct statement. (A) Loss of electrons from neutral atoms produces negative ions (B) The radius of nucleus & atomic size are of the order of 10 -12 cm & 10 - 8 cm respectively (C) Gain of electrons by neutral atoms form cations

Description : Pick out the correct statement. (A) Loss of electrons from neutral atoms produces negative ions (B) The radius of nucleus & atomic size are of the order of 10 -12 cm & 10 - 8 cm respectively (C) Gain of electrons by neutral atoms form cations

Last Answer : (B) The radius of nucleus & atomic size are of the order of 10 -12 cm & 10 - 8 cm respectivel

The ratio of atomic radius to its nuclear radius is about (A) 10 5 (B) 10 8 (C) 10 12 (D) 10 15

Description : The ratio of atomic radius to its nuclear radius is about (A) 10 5 (B) 10 8 (C) 10 12 (D) 10 15

Last Answer : (A) 10

Why does atomic size (radius) decrease across a period?

Description : Why does atomic size (radius) decrease across a period?

Last Answer : The atomic radius decreases along a period because the atomic number increases by one, but the additional electron goes to the same shell.There is no change in the number of shells but more ... in closer to the nucleus which leads to contraction of the atom and thus decrease in atomic size

The repetition of property after a certain interval called ------? A. Electron efinity B. Atomic radius C. periodicity of property (Answer) D. none of these

Description : The repetition of property after a certain interval called ------? A. Electron efinity B. Atomic radius C. periodicity of property (Answer) D. none of these

Last Answer : C. periodicity of property (Answer)

Atomic __________ is a whole number for an element. (A) Number (B) Weight (C) Radius (D) None of these

Description : Atomic __________ is a whole number for an element. (A) Number (B) Weight (C) Radius (D) None of these

Last Answer : (A) Number

Atomic __________ of an element is a whole number. (A) Weight (B) Number (C) Volume (D) Radius

Description : Atomic __________ of an element is a whole number. (A) Weight (B) Number (C) Volume (D) Radius

Last Answer : (B) Number

AS A GROUP, the halogens have the largest: w) atomic radii x) Boiling points y) electronegativities z) ionization energies

Description : AS A GROUP, the halogens have the largest: w) atomic radii x) Boiling points y) electronegativities z) ionization energies

Last Answer : ANSWER: Y -- ELECTRONEGATIVITIES

Where can I find a 78mm Type J 120 Volt Halogen bulb locally?

Description : Where can I find a 78mm Type J 120 Volt Halogen bulb locally?

Last Answer : answer:Batteries Plus has a ton of lightbulbs and seems to have a few stores in Massachusetts. I don’t see a “Boston” store, but if I remember right there’s not much “Boston” really, it’s all about the smaller neighborhoods and suburbs. Maybe one is close?

Do you have a halogen oven ? Need some recipe ideas , Google throws bad info . ( mostly )

Description : Do you have a halogen oven ? Need some recipe ideas , Google throws bad info . ( mostly )

Last Answer : Here is link for free e-book on halogen oven recipes.

Can anyone explain the wattage on a halogen tube?

Description : Can anyone explain the wattage on a halogen tube?

Last Answer : the wattage will change with the voltage delivered to the lamp, most are on a dimmer circuit for this reason Edit: use only the bulb that the lamp was built for, they run extremely hot and have started many house fires – never EVER install a different bulb than original

Why can't you use dimmers with fluorescent or halogen lights?

Description : Why can't you use dimmers with fluorescent or halogen lights?

Last Answer : answer:Regular lightbulbs have metal (e.g. Tungsten) filaments in them. With a dimmer, you can alter the amount of electricity (trying to keep it simple) going through them. As much electricity goes ... thing-and they are sometimes noisy. Hope this helps and that it was what you were looking for.

Which oxyacid of halogen has maximum acidic nature? -General Knowledge

Description : Which oxyacid of halogen has maximum acidic nature? -General Knowledge

Last Answer : The answer is 'HClO4'

Which oxyacid of halogen has maximum acidic nature? -General Knowledge

Description : Which oxyacid of halogen has maximum acidic nature? -General Knowledge

Last Answer : answer:

Which oxyacid of halogen has maximum acidic nature? -General Knowledge

Description : Which oxyacid of halogen has maximum acidic nature? -General Knowledge

Last Answer : answer:

If atoms of a halogen nonmetal (Group 17) gain one electron, the atoms then have?

Description : If atoms of a halogen nonmetal (Group 17) gain one electron, the atoms then have?

Last Answer : This atom become an anion with negative charge -1.