Second most chemically reactive ele- ment?

Second most chemically reactive ele-
ment?
by

1 Answer

Answer :

Chlorine
by

Related questions

Most chemically reactive element is?

Description : Most chemically reactive element is?

Last Answer : Fluorine

(A) Au,Pt,Ag etc are found in free state (R ) The metals which are noble and chemically less reactive are found in free state

Description : (A) Au,Pt,Ag etc are found in free state (R ) The metals which are noble and chemically less reactive are found in free state

Last Answer : (A) Au,Pt,Ag etc are found in free state (R ) The metals which are noble and chemically less reactive ... D. If (A) is incorrect but (R ) is correct

Carbohydrates are commonly found as starch in plants storage organs. Which of the following five properties of starch (1-5) make it useful as a storage material? (1) Easily translocated (2) Chemically non-reactive (3) Easily digested by animals (4) Osmotically inactive (5) Synthesized during photosynthesis The useful properties are (a) (1), (3) and (5) (b) (1) and (5) (c) (2) and (3) (d) (2) and (4).

Description : Carbohydrates are commonly found as starch in plants storage organs. Which of the following five properties of starch (1-5) make it useful as a storage material? (1) Easily translocated (2) Chemically non-reactive (3) Easily digested by ... 5) (b) (1) and (5) (c) (2) and (3) (d) (2) and (4).

Last Answer : (d) (2) and (4).

Pick out the wrong statement. (A) Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water (B) Apatite is the principal material present in phosphate rock which is chemically Ca10 (PO4 )6 (F, Cl, OH) (C) Urea is more hygroscopic than ammonium nitrate (D) Nitrogen fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound fo

Description : Pick out the wrong statement. (A) Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water (B) Apatite is the principal material present in ... fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound fo

Last Answer : (C) Urea is more hygroscopic than ammonium nitrate

Pick out the wrong statement. (A) 'Green acid' is the other name of phosphoric acid produced by the reaction of phosphate rock & sulphuric acid (B) Chemically unreactive nature of red phosphorous is due to its polymeric structure (C) Red phosphorous is the most reactive allotropic form of phosphorous (D) Red phosphorous, which is used in the manufacture of safety matches, is converted into white phosphorous by vaporisation followed by condensation

Description : Pick out the wrong statement. (A) 'Green acid' is the other name of phosphoric acid produced by the reaction of phosphate rock & sulphuric acid (B) Chemically unreactive nature of ... in the manufacture of safety matches, is converted into white phosphorous by vaporisation followed by condensation

Last Answer : (C) Red phosphorous is the most reactive allotropic form of phosphorous

26. DNA is a better genetic material than RNA because ... e) DNA is chemically less reactive. f) DNA is structurally more stable. g) DNA is non-catalytic and less easily degradable. h) All of the above.

Description : 26. DNA is a better genetic material than RNA because ... e) DNA is chemically less reactive. f) DNA is structurally more stable. g) DNA is non-catalytic and less easily degradable. h) All of the above.

Last Answer : h) All of the above.

6. DNA is a better genetic material than RNA because ... a) DNA is chemically less reactive. b) DNA is structurally more stable. c) DNA is non-catalytic and less easily degradable. d) All of the above.

Description : 6. DNA is a better genetic material than RNA because ... a) DNA is chemically less reactive. b) DNA is structurally more stable. c) DNA is non-catalytic and less easily degradable. d) All of the above.

Last Answer : d) All of the above.

The number of naturally occurring ele- ments?

Description : The number of naturally occurring ele- ments?

Last Answer : 92

The separation of a compound into its ele- ments by chemical means is called?

Description : The separation of a compound into its ele- ments by chemical means is called?

Last Answer : Analysis

The combination of two or more ele- ments. is called?

Description : The combination of two or more ele- ments. is called?

Last Answer : Compounds

The scientist who gave symbols for ele- ments on the basis of their names?

Description : The scientist who gave symbols for ele- ments on the basis of their names?

Last Answer : John .J. Berzelius

The scientist who proved that the ele- ments are made up of atoms?

Description : The scientist who proved that the ele- ments are made up of atoms?

Last Answer : John Dalton

Assertion `:-` When filtrate pass through descending limb of loop of Henle it becomes concentrate. Reason` :-` Descending limb allows transport of ele

Description : Assertion `:-` When filtrate pass through descending limb of loop of Henle it becomes concentrate. Reason` :-` Descending limb allows transport of ele

Last Answer : Assertion `:-` When filtrate pass through descending limb of loop of Henle it becomes concentrate. Reason ... D. If both Assertion & Reason are false.

(A) Inductive and electromeric effects require polar nature in the molecule. (R) Polar nature in inductive effect is a must but not necessarily in ele

Description : (A) Inductive and electromeric effects require polar nature in the molecule. (R) Polar nature in inductive effect is a must but not necessarily in ele

Last Answer : (A) Inductive and electromeric effects require polar nature in the molecule. (R) Polar nature in inductive ... (A) is incorrect but (R) is correct.

An electron is moving with a velocity of `10^(7) m s^(-1)`. Find its energy in electron volts. (Mass of electron `=9.1xx10^(-31) kg` and charge of ele

Description : An electron is moving with a velocity of `10^(7) m s^(-1)`. Find its energy in electron volts. (Mass of electron `=9.1xx10^(-31) kg` and charge of ele

Last Answer : An electron is moving with a velocity of `10^(7) m s^(-1)`. Find its energy in electron volts. (Mass ... ` and charge of electron `=1.6xx10^(-19) C`)

In the extraction of aluminium metal , one of the process is summarised as follows : Which of the following entrie correctly summarises reagents , ele

Description : In the extraction of aluminium metal , one of the process is summarised as follows : Which of the following entrie correctly summarises reagents , ele

Last Answer : In the extraction of aluminium metal , one of the process is summarised as follows : Which of the following ... ), Na_(3)AlF_(6) , "Cathode"):}`

The most abundant inert gaseousele- ment . present in the atmosphere?

Description : The most abundant inert gaseousele- ment . present in the atmosphere?

Last Answer : Argon

The isotope of Cobalt used for the treat- ment of cancer?

Description : The isotope of Cobalt used for the treat- ment of cancer?

Last Answer : Cobalt 60

Osmosis is the flow of solution from higher concentration to a solution of lower concentration through whw $$Etlcakenancable membrane. What is incorrect in this state-ment?

Description : Osmosis is the flow of solution from higher concentration to a solution of lower concentration through whw $$Etlcakenancable membrane. What is incorrect in this state- ment?

Last Answer : The flow of solution is not possible through semi permeable membrane

What effects would rubbing alcohol have on dried oyster mushrooms not ment for consumption?

Description : What effects would rubbing alcohol have on dried oyster mushrooms not ment for consumption?

Last Answer : Sounds like you’d make a pretty disgusting poison.

What does impairment ment?

Description : What does impairment ment?

Last Answer : Feel Free to Answer

Is there a tripod ment for long zoom lenses?

Description : Is there a tripod ment for long zoom lenses?

Last Answer : Any tripod that is made for professional use should be trongs enough to stead a zoom lens.

Do they make a PDA ment for rugged use?

Description : Do they make a PDA ment for rugged use?

Last Answer : A PDA is like a small handheld computer in which it would not be meant for rough use.

Is there a sewing machine ment for small apartments?

Description : Is there a sewing machine ment for small apartments?

Last Answer : The Brother XL 2600 is a well know recommended machine for beginners and people with small cozy apartments. This machine is small in size and in price. You won't pay more than 100.00 for this product ... and easy to hide anywhere. It also has a built in storage for your accessories which is nice.

Mark incorrect option a) Complaint and enquiries relating to foreign mail the postage stamp equivalent to the fee prescribed is charged b) The sender of foreign article should be written ‘RENVOI PAR AVION’(return by air mail) for get back the acknowledge ment c) Parcel shall not contain more than one written communication but this rule shall not apply to an official parcel.d) All the above are correct

Description : Mark incorrect option a) Complaint and enquiries relating to foreign mail the postage stamp equivalent to the fee prescribed is charged b) The sender of foreign article should be written RENVOI PAR AVION'( ... but this rule shall not apply to an official parcel. d) All the above are correct

Last Answer : d) All the above are correct

Weed move from its origin to new environ ment is called a). Introduced weed b). Alien weed c). Antrophytes d). All of these

Description : Weed move from its origin to new environ ment is called a). Introduced weed b). Alien weed c). Antrophytes d). All of these

Last Answer : b). Alien weed

Weed Biology and Management Q.313. Weed Science of America is publish ing which of the Journals a). Weed Science b). Weed Technology c). Invasive Plant Science and Manage ment d). All the above

Description : Weed Biology and Management Q.313. Weed Science of America is publish ing which of the Journals a). Weed Science b). Weed Technology c). Invasive Plant Science and Manage ment d). All the above

Last Answer : d). All the above

Pendimethalin is an effective treat ment for weed control in a). Brinjal, tomato, chillies etc b). Cabbage and cauliflower c). Onion and garlic d). All

Description : Pendimethalin is an effective treat ment for weed control in a). Brinjal, tomato, chillies etc b). Cabbage and cauliflower c). Onion and garlic d). All

Last Answer : d). All

According to the Employment Outlook 2007 reports of the Organisation for Economic Cooperation and Develop-ment (OECD), the number of new jobs created in India every year from 2000 to 2005 is (1) 5 million (2) 8 million (3) 11 million (4) 13 million

Description : According to the Employment Outlook 2007 reports of the Organisation for Economic Cooperation and Develop-ment (OECD), the number of new jobs created in India every year from 2000 to 2005 is (1) 5 million (2) 8 million (3) 11 million (4) 13 million

Last Answer : 11 million

Payment of water charges by the farmers to the govern-ment represents (1) intermediate consumption (2) final consumption (3) fixed investment (4) inventory investment

Description : Payment of water charges by the farmers to the govern-ment represents (1) intermediate consumption (2) final consumption (3) fixed investment (4) inventory investment

Last Answer : intermediate consumption

Hypo, used in photography, is chemically (a) silver bromide (b) sodium thiosulphate (c) sodium phosphate (d) silver nitrate

Description : Hypo, used in photography, is chemically (a) silver bromide (b) sodium thiosulphate (c) sodium phosphate (d) silver nitrate

Last Answer : Ans:(b)

The hormone insulin is chemically a (a) fat (b) lipid (c) protein (d) carbohydrate

Description : The hormone insulin is chemically a (a) fat (b) lipid (c) protein (d) carbohydrate

Last Answer : Ans:(c)

Chemically aspirin is (a) phenol (b) salicylic acid (c) acetyl salicylic acid (d) benzoic acid

Description : Chemically aspirin is (a) phenol (b) salicylic acid (c) acetyl salicylic acid (d) benzoic acid

Last Answer : Ans:(c)

Chemically, dry ice is (a) ice formed from pure distilled water (b) solid carbon dioxide (c) solid sulphur dioxide (d) ice kept at sub-zero temperatures

Description : Chemically, dry ice is (a) ice formed from pure distilled water (b) solid carbon dioxide (c) solid sulphur dioxide (d) ice kept at sub-zero temperatures

Last Answer : Ans:(b)

Diamond is chemically (a) a mixture of metal carbonates (b) pure carbon (c) a pure form of sand (d) a mixture of calcium and magnesium phosphates

Description : Diamond is chemically (a) a mixture of metal carbonates (b) pure carbon (c) a pure form of sand (d) a mixture of calcium and magnesium phosphates

Last Answer : Ans:(b)

In a chemically pure state, diamonds are (a) Monochromatic (b) Polychromatic (c) Colourless (d) None of these

Description : In a chemically pure state, diamonds are (a) Monochromatic (b) Polychromatic (c) Colourless (d) None of these

Last Answer : Ans:(c)

Isotopes of an element (a) Are physically identical to each other (b) Are chemically identical to each other (c) Are not identical to each other (d) Have the same mass numbers

Description : Isotopes of an element (a) Are physically identical to each other (b) Are chemically identical to each other (c) Are not identical to each other (d) Have the same mass numbers

Last Answer : Ans:(b)

Vinegar is chemically?

Description : Vinegar is chemically?

Last Answer : Acetic acid (CH3COOH)

The scales formed inside the boilers are chemically?

Description : The scales formed inside the boilers are chemically?

Last Answer : Calcium carbonate

Two or more substances (elements or compounds or both) that do not combine chemically during the mixing?

Description : Two or more substances (elements or compounds or both) that do not combine chemically during the mixing?

Last Answer : Mixtures

Hydrosol is chemically

Description : Hydrosol is chemically

Last Answer : sodium bi sulphate.

Give reason: Alkanes are chemically stable.

Description : Give reason: Alkanes are chemically stable.

Last Answer : In alkanes all carbon atoms are bonded to the maximum number of hydrogen atoms. They are made up single bond between carbon atoms and are saturated with hydrogen in every bond is used. Hence they are chemically stable.

Chemically glass is a mixture of

Description : Chemically glass is a mixture of

Last Answer : sodium and calcium silicate.

Why are noble gases chemically unreactive?

Description : Why are noble gases chemically unreactive?

Last Answer : Noble gases do not form chemical bond on their own with other elements as they have completed shells of electrons

Chemically finger nails are made up of ------? A. Carbohydrate B. Fats C. protein (Answer) D. Starch

Description : Chemically finger nails are made up of ------? A. Carbohydrate B. Fats C. protein (Answer) D. Starch

Last Answer : C. protein (Answer)

Epsom salt is chemically known as-----? A. Copper Sulfate B. Magnesium Sulfate (Answer) C. Ferrous Sulfate D. None of these

Description : Epsom salt is chemically known as-----? A. Copper Sulfate B. Magnesium Sulfate (Answer) C. Ferrous Sulfate D. None of these

Last Answer : B. Magnesium Sulfate (Answer)

Detergents dissolved in water help in cleaning clothes by-----? A. Increasing the temperature of water B. Reacting chemically with dirt C. Reducing the surface tension of water (Answer) D. Dissolving dirt

Description : Detergents dissolved in water help in cleaning clothes by-----? A. Increasing the temperature of water B. Reacting chemically with dirt C. Reducing the surface tension of water (Answer) D. Dissolving dirt

Last Answer : C. Reducing the surface tension of water (Answer)

What are some good conditioners for chemically damaged hair?

Description : What are some good conditioners for chemically damaged hair?

Last Answer : I use Biolage leave in conditioning cream. About $14 at a salon in my area. Works great on my thick frizzy hair. Although perhaps if you get yours chemically straightened, you may want to check with your hairdresser just in case.

How do I chemically purify Enameled Copper Clad Aluminum into Copper and Aluminum?

Description : How do I chemically purify Enameled Copper Clad Aluminum into Copper and Aluminum?

Last Answer : answer:On one hand, both Cu and Al are valuable so you would want to separate and salvage both. To do that you might want to try heating up one or two pieces to 660°C and see if the Al melts off, ... waste operators who can tell you how to prepare it, before they will come pick it up (for a fee).

Physically and/or chemically speaking, how did I ruin my CD by attempting to clean it with non-acetone nail polish remover?

Description : Physically and/or chemically speaking, how did I ruin my CD by attempting to clean it with non-acetone nail polish remover?

Last Answer : What is in your solvent. Did it “frost” the surface?