The purest form of water in nature is (1) Rain water (2) Lake water (3) River water (4) Sea water

The purest form of water in nature is (1) Rain water (2) Lake water (3) River water (4) Sea water 
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Rain water
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The purest form of water in nature is – (1) Rain water (2) Lake water (3) River water (4) Sea water

Description : The purest form of water in nature is – (1) Rain water (2) Lake water (3) River water (4) Sea water

Last Answer : (1) Rain water Explanation: Rainwater is often considered the purest form of water available on the Earth. The evaporation of water by the sun allows the salts and other impurities to be left behind out ... when it reaches the surface of the Earth due to the high pollution of air with toxic gases.

Which of the following is the purest form of water out of the following? (A) Underground water (B) Rain water (C) Well water (D) Lake water

Description : Which of the following is the purest form of water out of the following? (A) Underground water (B) Rain water (C) Well water (D) Lake water

Last Answer : (B) Rain water

The purest form of water is (1) tap water (2) rain water (3) ground water (4) distilled water

Description : The purest form of water is (1) tap water (2) rain water (3) ground water (4) distilled water

Last Answer : rain water

Carbon occurs in nature in the purest form as - (1) Diamond (2) Graphite (3) Carbon black (4) Coal

Description : Carbon occurs in nature in the purest form as - (1) Diamond (2) Graphite (3) Carbon black (4) Coal

Last Answer : (1) Diamond Explanation: There are three forms of pure carbon: Graphite, Coal and Diamond. All three are made up of elemental carbon, caol is the least pure when found in nature. Diamond is the purest form of Carbon.

As which one of the following, does carbon occur in its purest form in nature? (1) Carbon black (2) Graphite (3) Diamond (4) Coal

Description : As which one of the following, does carbon occur in its purest form in nature? (1) Carbon black (2) Graphite (3) Diamond (4) Coal

Last Answer : (3) Diamond Explanation: The purest form of carbon is neither diamond nor graphene or graphite . It is 'Fullerene' , the purest form of carbon.

Carbon occurs in nature in the purest form as (a) Diamond (b) Graphite (c) Carbon black (d) Coal

Description : Carbon occurs in nature in the purest form as (a) Diamond (b) Graphite (c) Carbon black (d) Coal

Last Answer : Ans:(a)

Iron rusts quickly in – (1) Rain water (2) Sea water (3) Distilled water (4) River water

Description : Iron rusts quickly in – (1) Rain water (2) Sea water (3) Distilled water (4) River water

Last Answer : (2) Sea water Explanation: Water is the enabler of fast oxidation of iron. So freshwater will also cause rust. However, salt water (sea water) is a very good conductor (lots of dissociated ions ... which causes the current to be re-versed and in effect the zinc corrodes rapidly, protecting the iron.

Iron rusts quickly in (1) Rain water (2) Sea water (3) Distilled water (4) River water

Description : Iron rusts quickly in (1) Rain water (2) Sea water (3) Distilled water (4) River water

Last Answer : Sea water

In a very low temperature which from the following will freeze at last? A. River water B. Canal water C. Sea water (Answer) D. Water in a lake

Description : In a very low temperature which from the following will freeze at last? A. River water B. Canal water C. Sea water (Answer) D. Water in a lake

Last Answer : C. Sea water (Answer)

Good quality sand is never obtained from (A) River (B) Lake (C) Sea (D) Gravel powder

Description : Good quality sand is never obtained from (A) River (B) Lake (C) Sea (D) Gravel powder

Last Answer : Answer: Option C

Hydrology is the science which deals with (A) Rain water (B) River water (C) Sea water (D) Surface and underground water

Description : Hydrology is the science which deals with (A) Rain water (B) River water (C) Sea water (D) Surface and underground water

Last Answer : Answer: Option D

Which is the purest commercial form of iron? (1) Pig iron (2) Steel (3) Stainless steel (4) Wrought iron

Description : Which is the purest commercial form of iron? (1) Pig iron (2) Steel (3) Stainless steel (4) Wrought iron

Last Answer : (4) Wrought iron Explanation: Wrought iron or malleable iron is the purest form of commercial iron as it contains the lowest percentage of carbon (0.12-0.25%) and impurities of S, P, Mn and Si in ... furnace lined with Fe203 which oxidizes C, Si, P, etc, most of which are then removed by rolling.

Which of the following is the purest form of Carbon? (1) Charcoal (2) Granite (3) Diamond (4) Graphite

Description : Which of the following is the purest form of Carbon? (1) Charcoal (2) Granite (3) Diamond (4) Graphite

Last Answer : (3) Diamond Explanation: Because the carbon atoms in diamond are more tightly bound than in graphite (as diamond is the hardest material known), it is more difficult for impurities to get into the diamond lattice and as a result diamonds are often more pure than graphite.

The purity of gold is expressed in carats. The purest form of gold is– (1) 24 carats (2) 99.6 carats (3) 91.6 carats (4) 22 carats

Description : The purity of gold is expressed in carats. The purest form of gold is– (1) 24 carats (2) 99.6 carats (3) 91.6 carats (4) 22 carats

Last Answer : (1) 24 carats Explanation: Gold is a dense, soft, shiny, malleable and ductile metal. Gold has a bright yellow colour and luster traditionally considered attractive, which it maintains without oxidizing in air ... The gold content of alloys is measured in carats (k). Pure gold is designated as 24k.

The purest form of Iron is : (1) Cast iron (2) Steel (3) Pig iron (4) Wrought iron

Description : The purest form of Iron is : (1) Cast iron (2) Steel (3) Pig iron (4) Wrought iron

Last Answer : (4) Wrought iron Explanation: Wrought iron is an iron alloy with a very low carbon content in Contrast to steel, and has fibrous inclusions, known as slag. This is what gives it a " ... qualifies because current standards for commercially pure iron require a carbon content of less than 0.008 wt%.

Which is the purest form of iron? (1) Steel (2) Cast iron (3) Pig iron (4) Wrought iron

Description : Which is the purest form of iron? (1) Steel (2) Cast iron (3) Pig iron (4) Wrought iron

Last Answer : (4) Wrought iron Explanation: Iron is a chemical element with the symbol Fe and atomic number 26. It is a metal in the first transition series. It is the most common element (by mass) forming the ... the Earth's crust. Wrought iron is the purest form of iron. It contains less than 0.25% carbon.

Which of the following statements is false about α-D-glucose? (a) it has a pyranose ring. (b) it is a hemiacetal. (c) it shows mutarotation. (d) it is the purest form of table sugar.

Description : Which of the following statements is false about α-D-glucose? (a) it has a pyranose ring. (b) it is a hemiacetal. (c) it shows mutarotation. (d) it is the purest form of table sugar.

Last Answer : it is the purest form of table sugar.

Which is the purest commercial form of iron ? (1) Pig iron (2) Steel (3) Stainless steel (4) Wrought iron

Description : Which is the purest commercial form of iron ? (1) Pig iron (2) Steel (3) Stainless steel (4) Wrought iron 

Last Answer : Wrought iron

The purest form of Iron is : (1) Cast iron (2) Steel (3) Pig iron (4) Wrought iron

Description : The purest form of Iron is : (1) Cast iron (2) Steel (3) Pig iron (4) Wrought iron

Last Answer : Wrought iron

The purity of gold is expressed in carats. The purest form of gold is (1) 24 carats (2) 99.6 carats (3) 91.6 carats(4) 22 carats

Description : The purity of gold is expressed in carats. The purest form of gold is (1) 24 carats (2) 99.6 carats (3) 91.6 carats(4) 22 carats

Last Answer :  24 carats

Which is the purest form of iron ? (1) Steel (2) Cast iron (3) Pig iron (4) Wrought iron

Description : Which is the purest form of iron ? (1) Steel (2) Cast iron (3) Pig iron (4) Wrought iron

Last Answer : Wrought iron 

Why should one always use purest monomer in free radical polymerization?

Description : Why should one always use purest monomer in free radical polymerization?

Last Answer : Ans: The impurities present in monomer may combine with free radical that slow the rate of polymerization.

Why should we always use purest monomer in free radical mechanism ?

Description : Why should we always use purest monomer in free radical mechanism ? 

Last Answer : Ans. Monomer has to be as pure as possible because the presence of any other molecule during free radical polymerisation can act chain initiator or inhibitor which will interfere with the normal polymerisation reaction.

Give scientific reason of the following 1. rain water is more fertile than water from tube well 2. the man-hole covers are generally round 3. clothes of a moving dancer bulge 4. peoples are advised not to stand near a fast moving train 5. the image of a tree looks inverted on the bank of a lake

Description : Give scientific reason of the following 1. rain water is more fertile than water from tube well 2. the man-hole covers are generally round 3. clothes of a moving dancer bulge 4. peoples are advised not to stand near a fast moving train 5. the image of a tree looks inverted on the bank of a lake

Last Answer : 1. rain water is more fertile than water from tube well after falling, the rain drops start moving on slope side, during this movements, the soluble salts and minerals solves from top soil in the ... a lake This is due to the law of reflection according to which image is formed far and inverted

Which is the purest form of natural water ? -SST 10th

Description : Which is the purest form of natural water ? -SST 10th

Last Answer : Rainwater is the purest form of natural water .

Which is the purest form of water?

Description : Which is the purest form of water?

Last Answer : Rain water

Sea water is saltier than rain water because – (1) Sea animals are salt producing (2) The air around the sea is saltish (3) Rivers wash away salts from earth and pour them into the sea (4) Sea beds have salt producing mines

Description : Sea water is saltier than rain water because – (1) Sea animals are salt producing (2) The air around the sea is saltish (3) Rivers wash away salts from earth and pour them into the sea (4) Sea beds have salt producing mines

Last Answer : (3) Rivers wash away salts from earth and pour them into the sea Explanation: Seawater is salty because rainwater dissolves the salt minerals found in soil and rocks as it travels through rivers ... sea The rain that falls on the land contains some dissolved carbon dioxide from the surrounding air.

Sea water is saltier than rain water because (1) Sea animals are salt producing (2) The air around the sea is saltish (3) Rivers wash away salts from earth and pour them into the sea (4) Sea beds have salt producing mines

Description : Sea water is saltier than rain water because (1) Sea animals are salt producing (2) The air around the sea is saltish (3) Rivers wash away salts from earth and pour them into the sea (4) Sea beds have salt producing mines

Last Answer : Rivers wash away salts from earth and pour them into the sea

If someone urinates in a lake in Africa can clouds bring pee rain to The United States?

Description : If someone urinates in a lake in Africa can clouds bring pee rain to The United States?

Last Answer : Well, that is ridiculous, because the urine would be so diluted in the lake that it would not still be identifiable.

Which is purest form of iron? -General Knowledge

Description : Which is purest form of iron? -General Knowledge

Last Answer : The answer is 'Wrought iron'

Which is purest form of iron? -General Knowledge

Description : Which is purest form of iron? -General Knowledge

Last Answer : answer:

Which is purest form of iron? -General Knowledge

Description : Which is purest form of iron? -General Knowledge

Last Answer : answer:

Which is the purest form of carbon? -General Knowledge

Description : Which is the purest form of carbon? -General Knowledge

Last Answer : answer:

Statement-1:Wrought iron is prpared by pudding process Statement-2:Pig iron is the purest form of iron

Description : Statement-1:Wrought iron is prpared by pudding process Statement-2:Pig iron is the purest form of iron

Last Answer : Statement-1:Wrought iron is prpared by pudding process Statement-2:Pig iron is the purest form of ... Statement-1 is false but Statement -2 is true

What is the purest form of Iron?

Description : What is the purest form of Iron?

Last Answer : Wrought Iron

Which of the following statements is not true about diamonds? (a) It is the purest form of carbon (b) It is the hardest naturally occurring substance (c) It is a good conductor of electricity (d) Artificial diamonds can be prepared by subjecting a solution of pure carbon in iron to very high pressures and temperatures

Description : Which of the following statements is not true about diamonds? (a) It is the purest form of carbon (b) It is the hardest naturally occurring substance (c) It is a good conductor of ... diamonds can be prepared by subjecting a solution of pure carbon in iron to very high pressures and temperatures

Last Answer : Ans:(c)

Which of the following is purest form of Iron?

Description : Which of the following is purest form of Iron?

Last Answer : Wrought Iron

Which of the purest commercial form of Iron

Description : Which of the purest commercial form of Iron

Last Answer : Wrought Iron

What is the purest form of iron?

Description : What is the purest form of iron?

Last Answer : Wrought Iron

Which is the purest form of iron? (A) Wrought iron (B) Pig iron (C) Bessemer iron (D) Grey iron

Description : Which is the purest form of iron? (A) Wrought iron (B) Pig iron (C) Bessemer iron (D) Grey iron

Last Answer : (A) Wrought iron

__________ iron is the purest form of iron. (A) Cast(B) Wrought(C) Pig(D) High silicon

Description : __________ iron is the purest form of iron. (A) Cast (B) Wrought (C) Pig (D) High silicon

Last Answer : (B) Wrought

Which of the purest commercial form of Iron?

Description : Which of the purest commercial form of Iron?

Last Answer : Wrought Iron

Which of the following is the purest form of iron? (A) Cast iron (B) Wrought iron (C) Mild steel (D) High carbon steel

Description : Which of the following is the purest form of iron? (A) Cast iron (B) Wrought iron (C) Mild steel (D) High carbon steel

Last Answer : Answer: Option B

The purest natural form of cellulose is _______. a) rayon b)cotton c)wool d)silk

Description : The purest natural form of cellulose is _______. a) rayon b)cotton c)wool d)silk

Last Answer : b)cotton

The purest water on earth is?

Description : The purest water on earth is?

Last Answer : Rain water

Pick up the incorrect statement from the following: (A) The water entering the slow sand filters should be treated by 9.386 coagulants (B) The depth of water on the filter should be twice the depth of the filter sand (C) When the filter head is 0.75 times the depth of filter sand, the water obtained is purest (D) All the above

Description : Pick up the incorrect statement from the following:  (A) The water entering the slow sand filters should be treated by 9.386 coagulants  (B) The depth of water on the filter should be twice the ... is 0.75 times the depth of filter sand, the water obtained is purest  (D) All the above 

Last Answer : (D) All the above 

If water sample are taken from sea, rivers or lake, they will be found to contain hydrogen and oxygen in the approximate ratio 1 : 8. This indicates t

Description : If water sample are taken from sea, rivers or lake, they will be found to contain hydrogen and oxygen in the approximate ratio 1 : 8. This indicates t

Last Answer : If water sample are taken from sea, rivers or lake, they will be found to contain hydrogen ... proportion C. Reciprocal proportions D. None of these

What is a small strip of water that reaches from sea to lake into the shore land?

Description : What is a small strip of water that reaches from sea to lake into the shore land?

Last Answer : Feel Free to Answer

Water gets evaporated from water surfaces and land surfaces, get converted into water drops at lower temperatures, flows over ground surface and finally meets its source, i.e. lake, sea, etc. This entire process is generally known as (A) Hydrological cycle (B) Water cycle (C) Evaporation and precipitation cycle (D) All the above

Description : Water gets evaporated from water surfaces and land surfaces, get converted into water drops at lower temperatures, flows over ground surface and finally meets its source, i.e. lake, sea, etc. This ... Hydrological cycle (B) Water cycle (C) Evaporation and precipitation cycle (D) All the above

Last Answer : (D) All the above

What is the purest silver available that is not part of another product like earphones?

Description : What is the purest silver available that is not part of another product like earphones?

Last Answer : You can get 99.9% pure silver bezel strips. Jewelry supply places have them.