Quick lime (or caustic lime) (A) Is obtained by the calcination of pure lime stone (B) Has great affinity to moisture (C) Is amorphous (D) All the abov

Quick lime (or caustic lime)
(A) Is obtained by the calcination of pure lime stone
(B) Has great affinity to moisture
(C) Is amorphous
(D) All the above
by

1 Answer

Answer :

Answer: Option D
by

Related questions

Hydraulic lime is obtained by (A) Burning of lime stone (B) Burning of kankar (C) Adding water to quick lime (D) Calcination of pure clay

Description : Hydraulic lime is obtained by (A) Burning of lime stone (B) Burning of kankar (C) Adding water to quick lime (D) Calcination of pure clay

Last Answer : Answer: Option B

Pick up the correct statement from the following: (A) Quick lime is obtained by burning pure lime stone (B) Hydraulic lime is obtained by burning lime stone containing clay 5% to 30% (C) Poor lime is obtained by burning lime stone containing impurities more than 5% (D) All the above

Description : Pick up the correct statement from the following: (A) Quick lime is obtained by burning pure lime stone (B) Hydraulic lime is obtained by burning lime stone containing clay 5% to 30% (C) Poor lime is obtained by burning lime stone containing impurities more than 5% (D) All the above

Last Answer : Answer: Option D

If the iron ore contains clay as an impurity, the flux added during calcination, is (A) Clay (B) Lime stone (C) Argillaceous iron ore (D) All the above

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For construction of structures under water, the type of lime used, is (A) Hydraulic lime (B) Fat lime (C) Quick lime (D) Pure lime

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Calcination of iron ores is done (A) To remove moisture (B) To remove carbonic acid (C) By roasting in heaps (D) All the above

Description : Calcination of iron ores is done (A) To remove moisture (B) To remove carbonic acid (C) By roasting in heaps (D) All the above

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Pick up the correct statement from the following: (A) The heating of a material to redness in contact with air, is known as calcination (B) The property of lime by which it sets or hardens in damp places having no free circulation of air is called setting (C) The product that remains after calcination of limestone, is called lime (D) All the above

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Pick up the correct statement from the following: (A) Slaked lime contains calcium hydroxide (B) Quick lime contains calcium oxide (C) Slaked lime may be obtained from quick lime (D) All the above

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Plaster of Paris is obtained by calcining (A) Bauxite (B) Gypsum (C) Lime stone (D) None of these

Description : Plaster of Paris is obtained by calcining (A) Bauxite (B) Gypsum (C) Lime stone (D) None of these

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Calcination of limestone to produce lime is done in a __________ kiln. (A) Tunnel (B) Rotary (C) Vertical shaft (D) Both (B) and (C)

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Calcination of gypsum produces (A) Plaster of Paris (B) Salt cake (C) Nitre cake (D) Lime

Description : Calcination of gypsum produces (A) Plaster of Paris (B) Salt cake (C) Nitre cake (D) Lime

Last Answer : (A) Plaster of Paris

Calcination of limestone is not done in a __________ kiln for producing lime. (A) Vertical shaft (B) Rotary (C) Fluidised bed (D) Fixed bed

Description : Calcination of limestone is not done in a __________ kiln for producing lime. (A) Vertical shaft (B) Rotary (C) Fluidised bed (D) Fixed bed

Last Answer : (D) Fixed bed

Common house hold glass (i.e., soda-lime glass) is a/an __________ material. (A) Fully crystalline (B) Partly crystalline (C) Amorphous

Description : Common house hold glass (i.e., soda-lime glass) is a/an __________ material. (A) Fully crystalline (B) Partly crystalline (C) Amorphous

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The product obtained when lime stone is heated?

Description : The product obtained when lime stone is heated?

Last Answer : Quicklime and Carbondioxide

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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

The ultrapure metal is obtained by - (1) Calcination (2) Sublimation (3) zone refining (4) None of these

Description : The ultrapure metal is obtained by - (1) Calcination (2) Sublimation (3) zone refining (4) None of these

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Sodium bicarbonate is commercially known as – (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Description : Sodium bicarbonate is commercially known as – (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Last Answer : (2) Baking soda Explanation: Baking Soda is Sodium bicarbonate or sodium hydrogen carbonate. It is primarily used in cooking (baking), as a leavening agent. It reacts with acidic components in batters, ... and grain in pancakes, cakes, quick breads, soda bread, and other baked and fried foods.

Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda? (A) Diaphragm electrolytic cell process (B) Mercury electrolytic cell process (C) Lime-soda process (D) None of these

Description : Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda? (A) Diaphragm electrolytic cell process (B) Mercury electrolytic cell process (C) Lime-soda process (D) None of these

Last Answer : (C) Lime-soda process

Solvay process is used for the manufacture of (A) Caustic soda (B) Soda ash (C) Caustic potash D) Soda lime

Description : Solvay process is used for the manufacture of (A) Caustic soda (B) Soda ash (C) Caustic potash (D) Soda lime

Last Answer : (B) Soda ash

Sodium bicarbonate is commercially known as (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Description : Sodium bicarbonate is commercially known as (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Last Answer : Baking soda

Amorphous silicon is obtained by heating silica with

Description : Amorphous silicon is obtained by heating silica with

Last Answer : magnesium powder.

Is caustic soda flakes are a pure substances or mixture?

Description : Is caustic soda flakes are a pure substances or mixture?

Last Answer : What is the answer ?

Which one of the following is an air binding material? (A) Gypsum (B) Acid-resistant cement (C) Quick lime (D) All of these

Description : Which one of the following is an air binding material? (A) Gypsum (B) Acid-resistant cement (C) Quick lime (D) All of these

Last Answer : Answer: Option D

Lime mortar is generally made with (A) Quick lime (B) Fat lime (C) Hydraulic lime (D) Plain lime

Description : Lime mortar is generally made with (A) Quick lime (B) Fat lime (C) Hydraulic lime (D) Plain lime

Last Answer : Answer: Option C

The lime which contains mainly calcium oxide and slacks with water, is (A) Fat lime (B) Quick lime (C) Hydraulic lime (D) Poor lime

Description : The lime which contains mainly calcium oxide and slacks with water, is (A) Fat lime (B) Quick lime (C) Hydraulic lime (D) Poor lime

Last Answer : Answer: Option B

Formula for quick lime, is (A) CaCO3 (B) Ca(OH)2 (C) CO3CO2 (D) None to thes

Description : Formula for quick lime, is (A) CaCO3 (B) Ca(OH)2 (C) CO3CO2 (D) None to thes

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The commonly used lime in white washing, is (A) White lime (B) Fat lime (C) Hydraulic lime (D) Quick lime

Description : The commonly used lime in white washing, is (A) White lime (B) Fat lime (C) Hydraulic lime (D) Quick lime

Last Answer : Answer: Option B

Quick lime is (i) Slow in setting (ii) Rapid in slacking (iii) Good in strength The correct answer is (A) Only (i) (B) Only (ii) (C) Both (i) and (ii) (D) Both (ii) and (

Description : Quick lime is (i) Slow in setting (ii) Rapid in slacking (iii) Good in strength The correct answer is (A) Only (i) (B) Only (ii) (C) Both (i) and (ii) (D) Both (ii) and (

Last Answer : Answer: Option C

Quick lime is (A) Calcium carbonate (B) Calcium oxide (C) Calcium hydroxide (D) None of the above

Description : Quick lime is (A) Calcium carbonate (B) Calcium oxide (C) Calcium hydroxide (D) None of the above

Last Answer : Answer: Option B

Putty is (A) Made with finely powdered chalk and linseed oil (B) Used for fixing glass panes (C) Softened by a solution of pearl ash and quick-lime soaked in water (D) All the above

Description : Putty is (A) Made with finely powdered chalk and linseed oil (B) Used for fixing glass panes (C) Softened by a solution of pearl ash and quick-lime soaked in water (D) All the above

Last Answer : Answer: Option D

Quick lime (A) Generates heat when added to water (B) Reacts with carbon dioxide (C) May be used for white-washing (D) All the above

Description : Quick lime (A) Generates heat when added to water (B) Reacts with carbon dioxide (C) May be used for white-washing (D) All the above

Last Answer : Answer: Option D

In stone masonry, if stones are so placed that their layers are parallel to the direction of load, they (A) Split easily (B) Are affected by moisture (C) Both (A) and (B) (D) None of these

Description : In stone masonry, if stones are so placed that their layers are parallel to the direction of load, they (A) Split easily (B) Are affected by moisture (C) Both (A) and (B) (D) None of these

Last Answer : Answer: Option C

Pavement is said to be flexible if it contains (A) Water bound macadam surface (B) Stabilised soil base constructed of lime cement or tar (C) Bitumen-bound stone layer of varying aggregates (D) All the above

Description : Pavement is said to be flexible if it contains (A) Water bound macadam surface (B) Stabilised soil base constructed of lime cement or tar (C) Bitumen-bound stone layer of varying aggregates (D) All the above

Last Answer : Answer: Option D

The commonly used material in the manufacture of cement is (A) Sand stone (B) Slate (C) Lime stone (D) Graphite

Description : The commonly used material in the manufacture of cement is (A) Sand stone (B) Slate (C) Lime stone (D) Graphite

Last Answer : (C) Lime stone

The rock which is not calcareous, is: (A) Lime stone (B) Chalk (C) Laterite (D) None of these

Description : The rock which is not calcareous, is: (A) Lime stone (B) Chalk (C) Laterite (D) None of these

Last Answer : (D) None of these

Ordinary Portland cement is manufactured from (A) Lime stone and clay (B) Gypsum and lime (C) Pozzolana (D) Lime, pozzolana and clay

Description : Ordinary Portland cement is manufactured from (A) Lime stone and clay (B) Gypsum and lime (C) Pozzolana (D) Lime, pozzolana and clay

Last Answer : Answer: Option B

The commonly used raw material in the manufacture of cement, is (A) Slate (B) Sand stone (C) Lime stone (D) Basalt

Description : The commonly used raw material in the manufacture of cement, is (A) Slate (B) Sand stone (C) Lime stone (D) Basalt

Last Answer : Answer: Option C

Dolomite is a lime stone which contains carbonate of magnesia upto (A) 15 % (B) 20 % (C) 25 % (D) 45 %

Description : Dolomite is a lime stone which contains carbonate of magnesia upto (A) 15 % (B) 20 % (C) 25 % (D) 45 %

Last Answer : Answer: Option D

If the ore impurities is (A) Clay, lime stone is used as flux (B) Lime stone, clay is used as flux (C) Quartz, lime stone and argillaceous iron ores are used as flux (D) All the above

Description : If the ore impurities is (A) Clay, lime stone is used as flux (B) Lime stone, clay is used as flux (C) Quartz, lime stone and argillaceous iron ores are used as flux (D) All the above

Last Answer : Answer: Option D

Lime stone is not a (A) Sedimentary rock (B) Stratified rock (C) Aqueous rock (D) Metamorphic rock

Description : Lime stone is not a (A) Sedimentary rock (B) Stratified rock (C) Aqueous rock (D) Metamorphic rock

Last Answer : Answer: Option D

Which of the following metamorphic rocks has the most weather resisting characteristics? (A) Marble (B) Quartzite (C) Slate (D) Lime stone

Description : Which of the following metamorphic rocks has the most weather resisting characteristics? (A) Marble (B) Quartzite (C) Slate (D) Lime stone

Last Answer : Answer: Option B

Three basic raw materials which are needed in large quantities for production of steel are (A) Iron ore, coal and sulphur (B) Iron ore, carbon and sulphur (C) Iron ore, coal and lime stone (D) Iron ore, carbon and lime stone

Description : Three basic raw materials which are needed in large quantities for production of steel are (A) Iron ore, coal and sulphur (B) Iron ore, carbon and sulphur (C) Iron ore, coal and lime stone (D) Iron ore, carbon and lime stone

Last Answer : Answer: Option C

Slate is formed by metamorphic action on (A) Shale (B) Lime stone (C) Sand stone (D) Granite

Description : Slate is formed by metamorphic action on (A) Shale (B) Lime stone (C) Sand stone (D) Granite

Last Answer : Answer: Option A

Pick up the correct statement from the following: (A) The free quartz suddenly expands at a temperature lower than 600°C (B) The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO2 (C) The sand stone with silicates resist a fire in a better way (D) All the above

Description : Pick up the correct statement from the following: (A) The free quartz suddenly expands at a temperature lower than 600°C (B) The lime stone resists fire upto about 800°C and at higher temperature it splits into ... (C) The sand stone with silicates resist a fire in a better way (D) All the above

Last Answer : Answer: Option D

Which of the following sedimentary rocks changes into quartzite by metamorphic action? (A) Sand stone (B) Lime stone (C) Shale (D) Gypsum

Description : Which of the following sedimentary rocks changes into quartzite by metamorphic action? (A) Sand stone (B) Lime stone (C) Shale (D) Gypsum

Last Answer : Answer: Option A

Which of the following stone is best suited for construction of piers and abutments of a railway bridge? (A) Granite (B) Sand stone (C) Lime stone (D) Quartze

Description : Which of the following stone is best suited for construction of piers and abutments of a railway bridge? (A) Granite (B) Sand stone (C) Lime stone (D) Quartze

Last Answer : Answer: Option A

Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? (A) Lime stone and alumina (B) Silica and alkalies (C) Alumina and iron (D) Alkalies and magnesium

Description : Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? (A) Lime stone and alumina (B) Silica and alkalies (C) Alumina and iron (D) Alkalies and magnesium

Last Answer : Answer: Option B

Which of the following has more fire resisting characteristics? (A) Marble (B) Lime stone (C) Compact sand stone (D) Granite

Description : Which of the following has more fire resisting characteristics? (A) Marble (B) Lime stone (C) Compact sand stone (D) Granite

Last Answer : Answer: Option C

The stone masonry of finely dressed stones laid in cement or lime, is (A) Random rubble masonry (B) Coursed rubble masonry (C) Dry rubble masonry (D) Ashlar masonry

Description : The stone masonry of finely dressed stones laid in cement or lime, is (A) Random rubble masonry (B) Coursed rubble masonry (C) Dry rubble masonry (D) Ashlar masonry

Last Answer : Answer: Option D

Calcareous and argillaceous materials used in manufacture of cement consists of (a) Lime stone (b) Chalk (c) Shales (d) All the above

Description : Calcareous and argillaceous materials used in manufacture of cement consists of (a) Lime stone (b) Chalk (c) Shales (d) All the above

Last Answer : (d) All the above

The fire clay contains pure (A) Lime (B) Oxide of iron (C) Hydrated aluminium silicate (D) Magnesium

Description : The fire clay contains pure (A) Lime (B) Oxide of iron (C) Hydrated aluminium silicate (D) Magnesium

Last Answer : Answer: Option C