Quicklime is an alkaline powder obtained by strongly heating which other material?

Quicklime is an alkaline powder obtained by strongly heating which other material?
by

1 Answer

Answer :

Chalk
by
selected by

Related questions

The product obtained on mixing calcium oxide with water is called (A) Quicklime (B) Slaked lime (C) Milk of lime (D) None of these

Description : The product obtained on mixing calcium oxide with water is called (A) Quicklime (B) Slaked lime (C) Milk of lime (D) None of these

Last Answer : (B) Slaked lime

A mixture of white powder and coke is heated in nitrogen gas very strongly. The product are

Description : A mixture of white powder and coke is heated in nitrogen gas very strongly. The product are

Last Answer : A mixture of white powder and coke is heated in nitrogen gas very strongly. The product are A. `Al_(2)O_(3),C_(2) ... D. `Al_(2)(CO_(3))_(3),N_(2)O`

Carbonisation of coal consists of  A. drying and crushing the coal to a fine powder  B. moulding the finely ground coal under pressure with or without a binding material  C. heating the wood with a limited supply of air to temperature not less than 280°C  D. none of the above

Description : Carbonisation of coal consists of  A. drying and crushing the coal to a fine powder  B. moulding the finely ground coal under pressure with or without a binding material  C. heating the wood with a limited supply of air to temperature not less than 280°C  D. none of the above

Last Answer : Answer: D

Carbon and hydrogen are normally detected by strongly heating the organic compound with

Description : Carbon and hydrogen are normally detected by strongly heating the organic compound with

Last Answer : Carbon and hydrogen are normally detected by strongly heating the organic compound with A. FeO B. CaO C. CuO D. MnO

Cement is formed by strongly heating a mixture of – (1) limestone and graphite (2) limestone and clay (3) chalk and graphite (4) clay and graphite

Description : Cement is formed by strongly heating a mixture of – (1) limestone and graphite (2) limestone and clay (3) chalk and graphite (4) clay and graphite

Last Answer : (2) limestone and clay Explanation: Cement is made by heating limestone (calcium carbonate) with small quantities of other materials (such as clay) to 1450 degree C in a kiln, in a process known as ... , or quicklime, which is then blended with the other materials that have been included in the mix.

Cement is formed by strongly heating a Mixture of –

Description : Cement is formed by strongly heating a Mixture of –

Last Answer : Lime Stone and clay

Cement is formed by strongly heating a Mixture of

Description : Cement is formed by strongly heating a Mixture of

Last Answer : Limestone and clay

Cement is formed by strongly heating a mixture of (1) limestone and graphite (2) limestone and clay (3) chalk and graphite (4) clay and graphite

Description : Cement is formed by strongly heating a mixture of (1) limestone and graphite (2) limestone and clay (3) chalk and graphite (4) clay and graphite 

Last Answer : limestone and clay

Pick out the wrong statement. (A) Cokes of high reactivity are obtained from weakly coking coals (B) Cokes of high reactivity are obtained from strongly coking coals (C) Reactivity of coke is inversely proportional to its absolute density (D) Abrasion index of the coke is a measure of its hardness

Description : Pick out the wrong statement. (A) Cokes of high reactivity are obtained from weakly coking coals (B) Cokes of high reactivity are obtained from strongly coking coals (C) Reactivity of coke is inversely proportional to its absolute density (D) Abrasion index of the coke is a measure of its hardness

Last Answer : (B) Cokes of high reactivity are obtained from strongly coking coals

When limestone is subjected to high temperature and pressure known as Metamorphism, it results in the formation of? a. Granite b. Quicklime c. Sandstone d. Marble

Description : When limestone is subjected to high temperature and pressure known as Metamorphism, it results in the formation of? a. Granite b. Quicklime c. Sandstone d. Marble

Last Answer : d. Marble

How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln? (A) 500°C (B) 750°C (C) 1000°C (D) 1500°C

Description : How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln? (A) 500°C (B) 750°C (C) 1000°C (D) 1500°C

Last Answer : (C) 1000°C

Ca(OH)2 is called (A) Quicklime (B) Slaked lime (C) Limestone (D) Gypsum

Description : Ca(OH)2 is called (A) Quicklime (B) Slaked lime (C) Limestone (D) Gypsum

Last Answer : (B) Slaked lime

Fusion of limestone and __________ produces high alumina cement. (A) Sand (B) Bauxite (C) Quicklime (D) Calcite

Description : Fusion of limestone and __________ produces high alumina cement. (A) Sand (B) Bauxite (C) Quicklime (D) Calcite

Last Answer : (B) Bauxite

__________ of quicklime produces slaked lime. (A) Hydration (B) Dehydration (C) Hydrogenation (D) None of these

Description : __________ of quicklime produces slaked lime. (A) Hydration (B) Dehydration (C) Hydrogenation (D) None of these

Last Answer : (A) Hydration

(A) Washing soda (B) Soda ash (C) Slaked lime (D) Quicklime

Description : (A) Washing soda (B) Soda ash (C) Slaked lime (D) Quicklime

Last Answer : (A) Washing soda

A student took solid quicklime in a china dish and added a small amount of water in it. State the type of sound produced in the reaction. Mention the type of reaction?

Description : A student took solid quicklime in a china dish and added a small amount of water in it. State the type of sound produced in the reaction. Mention the type of reaction?

Last Answer : Answer. The hissing sound is produced as it is an exothermic reaction. Combination reaction.

What is quicklime and what are the uses?

Description : What is quicklime and what are the uses?

Last Answer : Quicklime (Calcium Oxide) is an efficient scavenger of moisture in its dehydrated state. It is also cheap, compared to orthe scavengers such as silica gel, drierite, oxazolidines, etc. It is commonly found in water sensitive paint formulations (such as polyurethanes and polyureas).

Quicklime is a) Calcium carbonate b) Calcium bicarbonate c) Calcium oxide* d) Calcium hydroxide

Description : Quicklime is a) Calcium carbonate b) Calcium bicarbonate c) Calcium oxide* d) Calcium hydroxide

Last Answer : c) Calcium oxide*

The lime which contains mainly calcium oxide and slacks with water, is known as a) Fat lime b) Quicklime* c) Hydraulic lime d) Poor line

Description : The lime which contains mainly calcium oxide and slacks with water, is known as a) Fat lime b) Quicklime* c) Hydraulic lime d) Poor line

Last Answer : b) Quicklime*

An organic compound ("X") is a disubstituted benzene containing 77.8% carbon and 7.4 % hydrogen. Heating an alkaline solution of "X" with chloroform g

Description : An organic compound ("X") is a disubstituted benzene containing 77.8% carbon and 7.4 % hydrogen. Heating an alkaline solution of "X" with chloroform g

Last Answer : An organic compound ("X") is a disubstituted benzene containing 77.8% carbon and 7.4 % hydrogen. Heating an alkaline ... "Z". "Z" is A. B. C. D.

Organic compound (A), C4H8O, does not react with sodium or PCl5. However, it reduces an alkaline solution of a copper (II) salt on heating. Compound (A) could be (a) an aldehyde (b) a primary alcohol (c) a ketone (d) a secondary alcohol

Description : Organic compound (A), C4H8O, does not react with sodium or PCl5. However, it reduces an alkaline solution of a copper (II) salt on heating. Compound (A) could be (a) an aldehyde (b) a primary alcohol (c) a ketone (d) a secondary alcohol

Last Answer : an aldehyde

Study the following statements: 1. Tea plants thrive best in alkaline soils with rainfall above 150 cm and temperature between 20 - 30°C 2. The most important stimulant both in tea and coffee is caffeine 3. ****, a popular alcoholic drink, especially among women, is prepared by distillation of fruit juices, mainly grapes 4. The drug cocaine is obtained from the roasted seeds of the cacao tree Which of the above statement/s is/are not true? (a) 1, 3, and 4 (b) 2 and 4 (c) 1 and 4 (d) Only 2

Description : Study the following statements: 1. Tea plants thrive best in alkaline soils with rainfall above 150 cm and temperature between 20 - 30°C 2. The most important stimulant both in tea and coffee is caffeine 3. Wine, a popular alcoholic drink ... true? (a) 1, 3, and 4 (b) 2 and 4 (c) 1 and 4 (d) Only 2

Last Answer : Ans:(a)

What is the result of heating powder with calcium oxide?

Description : What is the result of heating powder with calcium oxide?

Last Answer : what happens to calcium oxide and zinc oxide when heated?

The process of heating the cold pressed metallic powder is called __________ in powder metallurgy. (A) Precipitation (B) Fusion (C) Sintering (D) Agglomeration

Description : The process of heating the cold pressed metallic powder is called __________ in powder metallurgy. (A) Precipitation (B) Fusion (C) Sintering (D) Agglomeration

Last Answer : (C) Sintering

What is the name and chemical formula of the main product formed by heating baking soda. (a) sodium carbonate,Na 2 CO 3 (b) Bleaching powder ,CaOCl 2 (c) sodium chloride,Na Cl (d)Plaster of paris ,CaSO 4 .I/2H 2 O

Description : What is the name and chemical formula of the main product formed by heating baking soda. (a) sodium carbonate,Na 2 CO 3 (b) Bleaching powder ,CaOCl 2 (c) sodium chloride,Na Cl (d)Plaster of paris ,CaSO 4 .I/2H 2 O

Last Answer : (a) sodium carbonate,Na 2 CO 3

Cobalt is a material which is ? A. Strongly attracted by a magnet (Answer) B. Not attracted by a magnet C. not a magnet D. Weakly attracted by a magnet E. None of these

Description : Cobalt is a material which is ? A. Strongly attracted by a magnet (Answer) B. Not attracted by a magnet C. not a magnet D. Weakly attracted by a magnet E. None of these

Last Answer : A. Strongly attracted by a magnet (Answer)

When ehtyl alcohol is distilled with bleaching powder and water then chloroform is obtained. The no. of moles of bleaching powder needed in the prepar

Description : When ehtyl alcohol is distilled with bleaching powder and water then chloroform is obtained. The no. of moles of bleaching powder needed in the prepar

Last Answer : When ehtyl alcohol is distilled with bleaching powder and water then chloroform is obtained. The no. of moles of bleaching ... is A. 10 B. 5 C. 4 D. 2

Pick out the wrong statement. (A) Nitrogen is normally supplied in fertiliser either in Ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions ornitrate ions and forms amino acids(B) Calcium present in the fertiliser helps in correcting the soil acidity(C) Particle size range of a good granular fertiliser is 10-15 mesh and itcontains less moisture as compared to finely divided powder form of fertiliser(D) Ammonium nitrate fertiliser is obtained as a by-product in an integratedsteel plant having by-product coke ovens

Description : Pick out the wrong statement. (A) Nitrogen is normally supplied in fertiliser either in Ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions ornitrate ... nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens

Last Answer : (D) Ammonium nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens

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

Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. The data illustrates [AMU 1983] (A) Law of reciprocal proportions (B) Law of constant proportions (C) Law of multiple proportions (D) Law of equivalent proportions

Description : Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. ... (B) Law of constant proportions (C) Law of multiple proportions (D) Law of equivalent proportions

Last Answer : (C) Law of multiple proportions

Mention the essential material (chemicals) to prepare soap in the laboratory. Describe in brief the test of determining the nature (acidic/alkaline) of the reaction mixture of saponification reaction. -Science

Description : Mention the essential material (chemicals) to prepare soap in the laboratory. Describe in brief the test of determining the nature (acidic/alkaline) of the reaction mixture of saponification reaction. -Science

Last Answer : Raw Materials Required For preparation of soap in laboratory are :Vegetable oilSodium HydroxideCommom salt Test to determine the nature of reaction mixture: When a red litmus paper is dipped in the ... colour to blue. Hence, the reaction mixture of the saponification reaction is basic in nature.

The most resistant material to alkaline corrosion is (A) Duriron (B) Nickel (C) Aluminium (D) Karbate

Description : The most resistant material to alkaline corrosion is (A) Duriron (B) Nickel (C) Aluminium (D) Karbate

Last Answer : (B) Nickel

Wrought iron is a suitable material of construction for handling __________ solutions(A) Dilute acidic(B) Concentrated acidic(C) Alkalis & alkaline(D) None of these

Description : Wrought iron is a suitable material of construction for handling __________ solutions (A) Dilute acidic (B) Concentrated acidic (C) Alkalis & alkaline (D) None of these

Last Answer : (C) Alkalis & alkaline

Wrought iron is a suitable material of construction for handling __________ solutions. (A) Dilute acidic (B) Concentrated acidic (C) Alkalis & alkaline (D) None of these

Description : Wrought iron is a suitable material of construction for handling __________ solutions. (A) Dilute acidic (B) Concentrated acidic (C) Alkalis & alkaline (D) None of these

Last Answer : (C) Alkalis & alkaline

Magnesium oxide can be obtained by heating :-

Description : Magnesium oxide can be obtained by heating :-

Last Answer : Magnesium oxide can be obtained by heating :- A. `MgCO_(3)` B. `Mg(NO_(3))_(2)` C. `Mg(OH)_(2)` D. All

The volume of `CO_(2)` at STP obtained by heating 1 g of `CaCO_(3)` will be

Description : The volume of `CO_(2)` at STP obtained by heating 1 g of `CaCO_(3)` will be

Last Answer : The volume of `CO_(2)` at STP obtained by heating 1 g of `CaCO_(3)` will be A. 1 L B. `22.4 L` C. `0.224 L` D. `11.2 L`

Calculate the weight of lime (CaO) obtained by heating 200 kg of 95% pure limestone `(CaCO_(3))` :

Description : Calculate the weight of lime (CaO) obtained by heating 200 kg of 95% pure limestone `(CaCO_(3))` :

Last Answer : Calculate the weight of lime (CaO) obtained by heating 200 kg of 95% pure limestone `(CaCO_(3))` : A. 104.4 kg B. 105.4 kg C. 212.8 kg D. 106.4 kg

Extra pure `N_2` can be obtained by heating

Description : Extra pure `N_2` can be obtained by heating

Last Answer : Extra pure `N_2` can be obtained by heating A. `NH_(3) " with " CuO` B. `NH_(4)NO_(3)` C. `(NH_(4))_(2) Cr_(2)O_(7)` D. `Ba(N_(3))_(2)`

A gas is obtained on heating ammonium nitrate. Which of the following statements are incorrect about this gas

Description : A gas is obtained on heating ammonium nitrate. Which of the following statements are incorrect about this gas

Last Answer : A gas is obtained on heating ammonium nitrate. Which of the following statements are incorrect about this ... acidic in nature D. is basic in nature

Ammonium dichromate on heating liberates a gas. The same gas will be obtained by :

Description : Ammonium dichromate on heating liberates a gas. The same gas will be obtained by :

Last Answer : Ammonium dichromate on heating liberates a gas. The same gas will be obtained by : A. heating ` ... treating ammonia with `KMnO_(4)` in neutral medium

Extra pure `N_2` can be obtained by heating

Description : Extra pure `N_2` can be obtained by heating

Last Answer : Extra pure `N_2` can be obtained by heating A. `NH_(3) " with " CuO` B. `NH_(4)NO_(3)` C. `(NH_(4))_(2) Cr_(2)O_(7)` D. `Ba(N_(3))_(2)`

A gas is obtained on heating ammonium nitrate. Which of the following statements are incorrect about this gas

Description : A gas is obtained on heating ammonium nitrate. Which of the following statements are incorrect about this gas

Last Answer : A gas is obtained on heating ammonium nitrate. Which of the following statements are incorrect about this ... acidic in nature D. is basic in nature

Ammonium dichromate on heating liberates a gas. The same gas will be obtained by :

Description : Ammonium dichromate on heating liberates a gas. The same gas will be obtained by :

Last Answer : Ammonium dichromate on heating liberates a gas. The same gas will be obtained by : A. heating ` ... treating ammonia with `KMnO_(4)` in neutral medium

The products obtained on heating `LiNO_(3)` will be

Description : The products obtained on heating `LiNO_(3)` will be

Last Answer : The products obtained on heating `LiNO_(3)` will be A. `LiNO_(2)+O_(2)` B. `Li_(2)O+NO_(2)+O_(2)` C. `Li_(3)N+O_(2)` D. `Li_(2)O+OH^(-)+O_(2)`

The product obtained after heating. the gypsum at 125°C?

Description : The product obtained after heating. the gypsum at 125°C?

Last Answer : Plaster of Paris

The product obtained after the heating of White Phosphorous at a high temperature is?

Description : The product obtained after the heating of White Phosphorous at a high temperature is?

Last Answer : Black Phosphorous

Amorphous silicon is obtained by heating silica with

Description : Amorphous silicon is obtained by heating silica with

Last Answer : magnesium powder.

Ethylene is obtained from ethyl bromide by : (a) Simple heating (b) Hydrolysis (c) Dehydrohalogenation (d) Nucleophilic substitution

Description : Ethylene is obtained from ethyl bromide by : (a) Simple heating (b) Hydrolysis (c) Dehydrohalogenation (d) Nucleophilic substitution

Last Answer : Dehydrohalogenation

What will be the volume of CO2 at NTP obtained on heating 10 grams of (90% pure) limestone [Pb. CET 2001] (A) 22.4 litre (B) 2.016 litre (C) 2.24 litre (D) 20.16 litre

Description : What will be the volume of CO2 at NTP obtained on heating 10 grams of (90% pure) limestone [Pb. CET 2001] (A) 22.4 litre (B) 2.016 litre (C) 2.24 litre (D) 20.16 litre

Last Answer : (B) 2.016 litre

What fictional character do you strongly identify with, who is described by most other observers as a horrible person?

Description : What fictional character do you strongly identify with, who is described by most other observers as a horrible person?

Last Answer : Who’s Don Draper?