Which of the following halogens does NOT replace the other halogens from their compounds? w) fluorine x) iodine y) bromine z) chlorine

Which of the following halogens does NOT replace the other halogens from their compounds? w) fluorine x) iodine y) bromine z) chlorine
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1 Answer

Answer :

ANSWER: X -- IODINE
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The most reactive among the halogens is (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Description : The most reactive among the halogens is (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Last Answer : (1) Fluorine Explanation: Fluorine is one of the most reactive elements in existence, attacking otherwise inert materials such as glass, and forming compounds with the heavier noble gases. It is a ... react with glass in the presence of small amounts of water to form silicon tetrafluoride (SiF4).

The most reactive among the halogens is - (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Description : The most reactive among the halogens is - (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Last Answer : (1) Fluorine Explanation: As a general rule, fluorine is the most reactive halogen and astatine is the least reactive. All halogens form Group 1 salts with similar properties.

The most reactive among the halogens is - (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Description : The most reactive among the halogens is - (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Last Answer : (1) Fluorine Explanation: As a general rule, fluorine is the most reactive halogen and astatine is the least reactive. All halogens form Group 1 salts with similar properties.

The most reactive among the halogens is (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Description : The most reactive among the halogens is (1) Fluorine (2) Chlorine (3) Bromine (4) Iodine

Last Answer : Fluorine

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

The molar volume of which two elements is the same at standard temperature and pressure? w) fluorine and bromine x) fluorine and iodine y) fluorine and chlorine z) bromine and iodine

Description : The molar volume of which two elements is the same at standard temperature and pressure? w) fluorine and bromine x) fluorine and iodine y) fluorine and chlorine z) bromine and iodine

Last Answer : ANSWER: Y -- FLUORINE AND CHLORINE

Which element in chlorofluorocarbons (CFCs) is responsible for destroying the Earth's ozone layer? w) oxygen x) fluorine y) chlorine z) bromine

Description : Which element in chlorofluorocarbons (CFCs) is responsible for destroying the Earth's ozone layer? w) oxygen x) fluorine y) chlorine z) bromine

Last Answer : ANSWER: Y -- CHLORINE

Seaweeds are important source of – (1) fluorine (2) chlorine (3) bromine (4) iodine

Description : Seaweeds are important source of – (1) fluorine (2) chlorine (3) bromine (4) iodine

Last Answer : (4) iodine Explanation: Seaweed is a source of iodine, necessary for thyroid function and to prevent goitre. However, an excess of iodine is suspected in the heightened cancer risk in Japanese who consume a lot of the plant.

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

Seaweeds are important source of (1) fluorine (2) chlorine (3) bromine (4) iodine

Description : Seaweeds are important source of (1) fluorine (2) chlorine (3) bromine (4) iodine

Last Answer : iodine

What is the same about fluorine chlorine bromine and iodine?

Description : What is the same about fluorine chlorine bromine and iodine?

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What Element Would Be Least Reactive Out Of Chlorine Iodine Bromine And Fluorine?

Description : What Element Would Be Least Reactive Out Of Chlorine Iodine Bromine And Fluorine?

Last Answer : Feel Free to Answer

Which one of the following elements is associated with teeth disorder? (1) Chlorine (2) Fluorine (3) Bromine (4) Iodine

Description : Which one of the following elements is associated with teeth disorder? (1) Chlorine (2) Fluorine (3) Bromine (4) Iodine

Last Answer : (2) Fluorine Explanation: Fluorine is the element that is associated with teeth disorder because the presence of sodium fluoride in drinking water at the level of 2 ppm may cause mottled enamel ... , topically applied fluoride (toothpaste, dental rinses) has been shown to help reduce dental caries.

Sea weeds are an important source of (A) Fluorine (B) Chlorine (C) Bromine(D) Iodine

Description : Sea weeds are an important source of (A) Fluorine (B) Chlorine (C) Bromine (D) Iodine

Last Answer : (D) Iodine

Which one of the following elements is associated with teeth disorder ? (1) Chlorine (2) Fluorine (3) Bromine (4) Iodine

Description : Which one of the following elements is associated with teeth disorder ? (1) Chlorine (2) Fluorine (3) Bromine (4) Iodine

Last Answer : Fluorine

What is the only nonmetal element that is a liquid room temperature? w) phosphorus x) bromine y) iodine z) arsenic

Description : What is the only nonmetal element that is a liquid room temperature? w) phosphorus x) bromine y) iodine z) arsenic

Last Answer : ANSWER: X -- BROMINE

Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons

Description : Compared to Chlorine, Bromine has: w) smaller atomic size x) higher density y) lower boiling point z) greater number of outer electrons

Last Answer : ANSWER: X -- HIGHER DENSITY

Which of the following has a multiple covalent bond? w) Bromine x) Hydrogen y) Oxygen z) Chlorine Monofluoride

Description : Which of the following has a multiple covalent bond? w) Bromine x) Hydrogen y) Oxygen z) Chlorine Monofluoride

Last Answer : ANSWER: Y -- OXYGEN 

Which of the following properties among halogens decreases from fluorine to iodine ?

Description : Which of the following properties among halogens decreases from fluorine to iodine ?

Last Answer : Which of the following properties among halogens decreases from fluorine to iodine ? A. Eelectronegativity B. Electron ... energy D. (1) & (3) both

The non-metal found in the liquid state is – (1) bromine (2) nitrogen (3) fluorine (4) chlorine

Description : The non-metal found in the liquid state is – (1) bromine (2) nitrogen (3) fluorine (4) chlorine

Last Answer : (1) bromine Explanation: Bromine belongs to the halogen group. It is the only non-metal element that is in a liquid form at room temperature. At room temperature it is a reddish brown fuming liquid with an unpleasant chlorine like smell.

The non-metal found in the liquid state is (1) bromine (2) nitrogen (3) fluorine (4) chlorine

Description : The non-metal found in the liquid state is (1) bromine (2) nitrogen (3) fluorine (4) chlorine

Last Answer : bromine

Which of the following molecules is polar? w) Iodine x) Carbon Dioxide y) Carbon Monoxide z) Chlorine

Description : Which of the following molecules is polar? w) Iodine x) Carbon Dioxide y) Carbon Monoxide z) Chlorine

Last Answer : ANSWER: Y -- CARBON MONOXIDE 

The strongest oxidizing agent among the following is: (1) Chlorine (2) Iodine (3) Fluorine (4) Oxygen

Description : The strongest oxidizing agent among the following is: (1) Chlorine (2) Iodine (3) Fluorine (4) Oxygen

Last Answer : (3) Fluorine Explanation: An oxidizing agent is a chemical species that removes an electron from another species. Fluorine, having the largest positive value of electrode potential, is the strongest ... all halogens have a tendency to take up electrons and thus act as strong oxidizing agents.

The strongest oxidizing agent among the following is: (1) Chlorine (2) Iodine (3) Fluorine (4) Oxygen

Description : The strongest oxidizing agent among the following is: (1) Chlorine (2) Iodine (3) Fluorine (4) Oxygen

Last Answer : Fluorine

Compounds of iodine are NOT used for which of the following? w) as a refrigerant x) in photographic film y) as an essential part of diet z) as an antiseptic

Description : Compounds of iodine are NOT used for which of the following? w) as a refrigerant x) in photographic film y) as an essential part of diet z) as an antiseptic

Last Answer : ANSWER: W -- AS A REFRIGERANT

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?

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Sea weeds are important source of – (1) iron (2) chlorine (3) bromine (4) iodine

Description : Sea weeds are important source of – (1) iron (2) chlorine (3) bromine (4) iodine

Last Answer : (4) iodine Explanation: Seaweed is a source of iodine, necessaly for thyroid function and to prevent goitre. However, an excess of iodine is suspected in the heightened cancer risk in Japanese who consume a lot of the plant, and even bigger risks in post-mempausal women.

Sea weeds are important source of (1) iron (2) chlorine (3) bromine (4) iodine

Description : Sea weeds are important source of (1) iron (2) chlorine (3) bromine (4) iodine

Last Answer : iodine

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.

Which of the following does not belong to the halogen family? (a) Chlorine (b) Fluorine (c) Bromine (d) Morphine

Description : Which of the following does not belong to the halogen family? (a) Chlorine (b) Fluorine (c) Bromine (d) Morphine

Last Answer : Ans:(d)

Out of the following, copper vessels are the most suitable for the storage of (A) Bromine (B) Dry chlorine & dry fluorine (C) Nitric acid (95% and fuming) (D) Phosphoric acid (95%) & sulphuric acid (95% and fuming)

Description : Out of the following, copper vessels are the most suitable for the storage of (A) Bromine (B) Dry chlorine & dry fluorine (C) Nitric acid (95% and fuming) (D) Phosphoric acid (95%) & sulphuric acid (95% and fuming)

Last Answer : (B) Dry chlorine & dry fluorine

Of the nonmetallic elements the one least likely to be found in organic compounds is: w) nitrogen x) phosphorus y) chlorine z) selenium

Description : Of the nonmetallic elements the one least likely to be found in organic compounds is: w) nitrogen x) phosphorus y) chlorine z) selenium

Last Answer : ANSWER: Z -- SELENIUM

The boiling points of the halogens increase going from F2 to I2. What type of intermolecular forces are responsible for this trend? w) permanent dipole x) hydrogen bonding y) ion-ion attraction z) London dispersion forces

Description : The boiling points of the halogens increase going from F2 to I2. What type of intermolecular forces are responsible for this trend? w) permanent dipole x) hydrogen bonding y) ion-ion attraction z) London dispersion forces

Last Answer : ANSWER: Z -- LONDON DISPERSION FORCES

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

Which of the following groups of elements have an OUTER ELECTRONIC configuration of S-2-P-2? w) halogens x) Nitrogen-Phosphorus Group y) Carbon-Silicon Group z) Boron-Aluminum Group

Description : Which of the following groups of elements have an OUTER ELECTRONIC configuration of S-2-P-2? w) halogens x) Nitrogen-Phosphorus Group y) Carbon-Silicon Group z) Boron-Aluminum Group

Last Answer : ANSWER: Y -- CARBON-SILICON GROUP

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

The elements in group 1A of the periodic table are called: w) halogens x) alkaline earths y) alkali metals z) rare earths

Description : The elements in group 1A of the periodic table are called: w) halogens x) alkaline earths y) alkali metals z) rare earths

Last Answer : ANSWER: Y -- ALKALI METALS

Bleaching powder contains------? A. Nitrogen B. Iodine C. Chlorine (Answer) D. Bromine

Description : Bleaching powder contains------? A. Nitrogen B. Iodine C. Chlorine (Answer) D. Bromine

Last Answer : C. Chlorine (Answer)

common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganat

Description : common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganat

Last Answer : Option D

A common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganate

Description : A common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganate

Last Answer : Option D

Consider the following statements. 1. Ozone is an allotropic form of oxygen 2. Phosphorus is present in DNA and RNA 3. Halogens occur in free state in nature. 4. The compounds of chlorine are used as cooling agents. The correct statements are: (a) 1 and 4 (b) 2 and 4 (c) 3 and 4 (d) 1 and 2

Description : Consider the following statements. 1. Ozone is an allotropic form of oxygen 2. Phosphorus is present in DNA and RNA 3. Halogens occur in free state in nature. 4. The compounds of chlorine are used as cooling agents. The correct statements are: (a) 1 and 4 (b) 2 and 4 (c) 3 and 4 (d) 1 and 2

Last Answer : Ans:(d)

Which of the following is believed to be responsible for the hole in the ozone layer over Antarctic? w) carbon dioxide x) compounds containing sulfur y) radioactivity z) compounds containing chlorine

Description : Which of the following is believed to be responsible for the hole in the ozone layer over Antarctic? w) carbon dioxide x) compounds containing sulfur y) radioactivity z) compounds containing chlorine  

Last Answer : ANSWER: Z -- COMPOUNDS CONTAINING CHLORINE

Radon differs from other naturally radioactive elements in which one of the following ways. Is it because radon w) is extremely radioactive x) decays into the element radium y) is a noble gas z) is as chemically active as fluorine

Description : Radon differs from other naturally radioactive elements in which one of the following ways. Is it because radon w) is extremely radioactive x) decays into the element radium y) is a noble gas z) is as chemically active as fluorine

Last Answer : ANSWER: Y -- IS A NOBLE GAS

Which of the following elements has the highest first ionization energy? w) Helium x) Neon y) Fluorine z) Argon

Description : Which of the following elements has the highest first ionization energy? w) Helium x) Neon y) Fluorine z) Argon

Last Answer : ANSWER: W -- HELIUM

Which of the following elements gains electrons most readily? w) Sodium x) Magnesium y) Aluminum z) Fluorine

Description : Which of the following elements gains electrons most readily? w) Sodium x) Magnesium y) Aluminum z) Fluorine

Last Answer : ANSWER: D -- FLUORINE

Teflon is produced by polymerizing ethylene which hydrogen substituted with one of the following elements: w) teflinium x) tin y) fluorine z) carbon

Description : Teflon is produced by polymerizing ethylene which hydrogen substituted with one of the following elements: w) teflinium x) tin y) fluorine z) carbon

Last Answer : ANSWER: Y -- FLUORINE

Which of the following elements forms a tetrahedra structure? w) carbon x) beryllium y) boron z) fluorine

Description : Which of the following elements forms a tetrahedra structure? w) carbon x) beryllium y) boron z) fluorine

Last Answer : ANSWER: W -- CARBON

The bond in Fluorine is which of the following types? Is it w) ionic x) nonpolar covalent y) polar covalent z) covalent network

Description : The bond in Fluorine is which of the following types? Is it w) ionic x) nonpolar covalent y) polar covalent z) covalent network

Last Answer : ANSWER: X -- NONPOLAR COVALENT

Which of the following elements would form a covalent bond with Bromine? w) Calcium x) Aluminum y) Oxygen z) Tin

Description : Which of the following elements would form a covalent bond with Bromine? w) Calcium x) Aluminum y) Oxygen z) Tin

Last Answer : ANSWER: Y -- OXYGEN

What is the molecular geometry of the Bromine Tetraflouride ion (B-F-4-minus 1) w) linear x) angular y) tetrahedral z) pyramidal

Description : What is the molecular geometry of the Bromine Tetraflouride ion (B-F-4-minus 1) w) linear x) angular y) tetrahedral z) pyramidal

Last Answer : ANSWER: Y -- TETRAHEDRAL