Ferrous oxide gives which colour to glass?

Ferrous oxide gives which colour to
glass?
by

1 Answer

Answer :

Olive green
by

Related questions

Which of the following imparts deep blue colour to glass? (1) Cobalt oxide (2) Cupric oxide (3) Ferrous oxide (4) Nickel oxide

Description : Which of the following imparts deep blue colour to glass? (1) Cobalt oxide (2) Cupric oxide (3) Ferrous oxide (4) Nickel oxide

Last Answer : (4) Nickel oxide Explanation: Glass colouring and colour marking may be obtained by addition of colouring ions, by precipitation of nanometer sized colloides (so-called striking glasses such as "ruby gold" or red "selenium ruby"), by coloured inclusions (as in milk glass and smoked glass).

Which of the following imparts deep blue colour to glass ? (1) Cobalt oxide (2) Cupric oxide (3) Ferrous oxide (4) Nickel oxide

Description : Which of the following imparts deep blue colour to glass ? (1) Cobalt oxide (2) Cupric oxide (3) Ferrous oxide (4) Nickel oxide

Last Answer : Nickel oxide

Adding which substance gives blue colour to glass? (1) Manganese oxide (2) Cobalt oxide (3) Chromium oxide (4) Iron oxide

Description : Adding which substance gives blue colour to glass? (1) Manganese oxide (2) Cobalt oxide (3) Chromium oxide (4) Iron oxide

Last Answer : (2) Cobalt oxide Explanation: Cobalt is the strongest of the coloring oxides, giving a range of blues in most glasses. It is such a powerful colorant that only a few parts per million is needed to produce a light blue color such as the shade used for certain bottled waters.

Which of the following imparts a blue colour to glass? (1) Cobalt oxide (2) Copper oxide (3) Iron oxide (4) Nickel oxide

Description : Which of the following imparts a blue colour to glass? (1) Cobalt oxide (2) Copper oxide (3) Iron oxide (4) Nickel oxide

Last Answer : (1) Cobalt oxide Explanation: The addition of oxides, sulfides, salts, and other compounds of different metals to molten glass at the time of manufacture adds colour to glass. The introduction of ... colour; copper oxide: turquoise; chromium: dark green to black; cadmium sulfide: deep yellow, etc.

Which of the following imparts a blue colour to glass ? (1) Cabalt oxide (2) Copper oxide (3) Iron oxide (4) Nickel oxide

Description : Which of the following imparts a blue colour to glass ? (1) Cabalt oxide (2) Copper oxide (3) Iron oxide (4) Nickel oxide

Last Answer : Cabalt oxide

What is the signal of ferrous oxide ?

Description : What is the signal of ferrous oxide ?

Last Answer : The sign of ferrous oxide is FeO

In which of the following conversions all the three oxygen atoms of `O_(3)` molecules are utilised for oxidation: I. Ferrous oxide to ferric oxide II.

Description : In which of the following conversions all the three oxygen atoms of `O_(3)` molecules are utilised for oxidation: I. Ferrous oxide to ferric oxide II.

Last Answer : In which of the following conversions all the three oxygen atoms of `O_(3)` molecules are utilised for ... and IV only D. II, III and IV only

Iron rust is (A) Ferrous oxide (B) Hydrated ferric oxide (C) Powdered iron (D) Ferric sulphide

Description : Iron rust is (A) Ferrous oxide (B) Hydrated ferric oxide (C) Powdered iron (D) Ferric sulphide

Last Answer : (B) Hydrated ferric oxide

Oxide layer formed on the non-ferrous metal surface after its annealing is (A) Removed by acid pickling (B) Hammered into the surface (C) Removed with coarse emery cloth

Description : Oxide layer formed on the non-ferrous metal surface after its annealing is (A) Removed by acid pickling (B) Hammered into the surface (C) Removed with coarse emery cloth

Last Answer : Option A

The main constituent of fly-ash, is (A) Aluminium oxide (B) Silica (C) Ferrous oxide (D) All of these

Description : The main constituent of fly-ash, is (A) Aluminium oxide (B) Silica (C) Ferrous oxide (D) All of these

Last Answer : Answer: Option D

The pigment used in paints for corrosive resistance, is (A) White lead (B) Ferrous oxide (C) Zinc white (D) Red lead

Description : The pigment used in paints for corrosive resistance, is (A) White lead (B) Ferrous oxide (C) Zinc white (D) Red lead

Last Answer : Answer: Option D

Name the material which is separated from molten steel during chemical reaction of A.T welding? (i) Aluminium oxide (slag). * (ii) Ferrous Oxide (iii) Aluminium (iv) Ferrous

Description : Name the material which is separated from molten steel during chemical reaction of A.T welding? (i) Aluminium oxide (slag). * (ii) Ferrous Oxide (iii) Aluminium (iv) Ferrous

Last Answer : (i) Aluminium oxide (slag). *

What is the colour of ferrous sulphate crystals? How does this colour change after heating? -Chemistry

Description : What is the colour of ferrous sulphate crystals? How does this colour change after heating? -Chemistry

Last Answer : Answer.The colour of ferrous sulphate is pale green. The colour changes to reddish brown on heating due to formation of iron (III) oxide. Give an example each for ... reactions. Write relevant balanced chemical equations also. Thermal decomposition reaction: Photochemical decomposition reaction:

State the uses (two each) of the following construction materials: i) Soda lime glass ii) Ferrous metal

Description : State the uses (two each) of the following construction materials: i) Soda lime glass ii) Ferrous metal

Last Answer : i) Soda lime glass: a) Used in window and plate glass b) Glass blocks c) Bottles d) Inexpensive table wares e) Fluorescent and incandescent light bulbs ii) Ferrous metal: a) CI (Cast Iron) ... GI sheets f) Carbon steel is used for making tools g) Weld meshes are used for partition and fencing

When black copper oxide placed in a beaker is treated with dilute HCl, its colour changes to......... a) Whiteb) Red c) Blue-green d) No change

Description : When black copper oxide placed in a beaker is treated with dilute HCl, its colour changes to......... a) Whiteb) Red c) Blue-green d) No change

Last Answer : c) Blue-green

What is the colour of copper oxide?

Description : What is the colour of copper oxide?

Last Answer : What is the answer ?

Which of the following statements regarding red soils of India is/are correct? 1. The colour of the soil is-red due to ferric oxide content. 2. Red soils are rich in lime, humous and potash. 3. They are porous and have friable structure. Select the correct answer using the code given below: [(OS2011] (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Description : Which of the following statements regarding red soils of India is/are correct? 1. The colour of the soil is-red due to ferric oxide content. 2. Red soils are rich in lime, humous and potash. 3. They are porous and have friable ... OS2011] (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Last Answer : Ans: (b)

White colour of soil is due to the presence of – a) Silica b) Iron c) Manganese oxide d) All of these

Description : White colour of soil is due to the presence of – a) Silica b) Iron c) Manganese oxide d) All of these

Last Answer : c) Manganese oxide

The commonly used colour pigment in paints, is (A) Ambers (B) Carbon black (C) Iron oxide (D) All the above

Description : The commonly used colour pigment in paints, is (A) Ambers (B) Carbon black (C) Iron oxide (D) All the above

Last Answer : Answer: Option D

In order to provide colour, hardness and strength to the cement, the ingredient used is (a) Lime (b) Solica (c) Alumina (d) Iron oxide

Description : In order to provide colour, hardness and strength to the cement, the ingredient used is (a) Lime (b) Solica (c) Alumina (d) Iron oxide

Last Answer : (d) Iron oxide

Generally metallic oxides are basic and non-metallic are acidic in nature. Solution of which of the following oxides in water will change the colour of blue litmus to red? a)sulphur dioxide b)Magnesium oxide c)iron oxide d)copper oxide

Description : Generally metallic oxides are basic and non-metallic are acidic in nature. Solution of which of the following oxides in water will change the colour of blue litmus to red? a)sulphur dioxide b)Magnesium oxide c)iron oxide d)copper oxide

Last Answer : a)sulphur dioxide

A white crystaline oxide (A) having garlic smell reacts with cold water to form a compound (B). On heating, (B) gives compound (C) & gas (D). Which of

Description : A white crystaline oxide (A) having garlic smell reacts with cold water to form a compound (B). On heating, (B) gives compound (C) & gas (D). Which of

Last Answer : A white crystaline oxide (A) having garlic smell reacts with cold water to form a compound (B). On ... ) can act as a reducing agent but (C) cannot

A white crystaline oxide (A) having garlic smell reacts with cold water to form a compound (B). On heating, (B) gives compound (C) & gas (D). Which of

Description : A white crystaline oxide (A) having garlic smell reacts with cold water to form a compound (B). On heating, (B) gives compound (C) & gas (D). Which of

Last Answer : A white crystaline oxide (A) having garlic smell reacts with cold water to form a compound (B). On ... ) can act as a reducing agent but (C) cannot

Burning pyrites ore gives out – (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Description : Burning pyrites ore gives out – (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Last Answer : (2) Sulphur dioxide gas Explanation: The mineral pyrite, or iron pyrite, is an iron sulfide with the formula FeS9. Pyrite remains in commercial use for the production of sulfur dioxide, for use in such applications as the paper industry, and in the manufacture of sulfuric acid.

Which rotary instrument gives the smoothest enamel cut? a. carborundum stone (green stone) b. aluminum oxide stone (white stone) c. plain fissure bur d. cross-cut fissure bur e. medium diamond bur (great efficiency but roughest cut)

Description : Which rotary instrument gives the smoothest enamel cut? a. carborundum stone (green stone) b. aluminum oxide stone (white stone) c. plain fissure bur d. cross-cut fissure bur e. medium diamond bur (great efficiency but roughest cut)

Last Answer : c. plain fissure bur

Burning pyrites ore gives out (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Description : Burning pyrites ore gives out (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Last Answer : Sulphur dioxide gas 

Why Transient Metal Oxide Is Used To Make Stained Glass ?

Description : Why Transient Metal Oxide Is Used To Make Stained Glass ?

Last Answer : Degeneration of electrons occurs in the d orbitals of their last orbits when transition metals form compounds . So their compounds (silicates) are colored. This is why transition metal oxides are used to make stained glass.

What is the use of boric oxide to improve the quality of glass?

Description : What is the use of boric oxide to improve the quality of glass?

Last Answer : Borosilicate glass is resistant to higher temperatures; this glass is used for chemical labware.

Hydrofluoric acid is not kept in glass bottles because it reacts with - (1) visible light (2) silicon dioxide of glass (3) aluminium oxide of glass (4) sodium oxide of glass

Description : Hydrofluoric acid is not kept in glass bottles because it reacts with - (1) visible light (2) silicon dioxide of glass (3) aluminium oxide of glass (4) sodium oxide of glass

Last Answer : (2) silicon dioxide of glass

Which of the following is used for removing air bubbles from glass during its manufacture? (1) Fledspar (2) Arsenic oxide (3) Potassium Carbonate (4) Soda Ash

Description : Which of the following is used for removing air bubbles from glass during its manufacture? (1) Fledspar (2) Arsenic oxide (3) Potassium Carbonate (4) Soda Ash

Last Answer : (2) Arsenic oxide

Which of the following is responsible for the extra strength of pyrex glass? (1) Potassium Carbonate (2) Lead Oxide (3) Borax (4) Ferric Oxide

Description : Which of the following is responsible for the extra strength of pyrex glass? (1) Potassium Carbonate (2) Lead Oxide (3) Borax (4) Ferric Oxide

Last Answer : (3) Borax Explanation: Older clear-glass Pyrex manufactured by Corning before 1998, Arc International's Pyrex products, and Pyrex laboratory glassware is made of borosilicate glass. According ... glass cookware manufactured by World Kitchen is made of tempered sodalime glass instead of borosilicate.

Basic oxide is absent in __________ glass. (A) Flint (B) Pyrex (C) Quartz (D) All (A), (B) & (C)

Description : Basic oxide is absent in __________ glass. (A) Flint (B) Pyrex (C) Quartz (D) All (A), (B) & (C)

Last Answer : (C) Quartz

Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by adding antimony oxide, manganese dioxide or arsenic oxide (C) Ordinary glass is represented chemically by Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Description : Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by ... Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Last Answer : (D) Red color is imparted to glass by addition of arsenic oxide

Which of the following is not a raw material used for the manufacture of ordinary glass? (A) Iron oxide (B) Soda ash (C) Limestone (D) Silica

Description : Which of the following is not a raw material used for the manufacture of ordinary glass? (A) Iron oxide (B) Soda ash (C) Limestone (D) Silica

Last Answer : (A) Iron oxide

Major component of flint glass is (A) Lead oxide (B) Silica (C) Alumina (D) Soda

Description : Major component of flint glass is (A) Lead oxide (B) Silica (C) Alumina (D) Soda

Last Answer : (A) Lead oxide

Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. (A) Chromium (B) Arsenic (C) Copper (D) Manganese

Description : Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass. (A) Chromium (B) Arsenic (C) Copper (D) Manganese

Last Answer : (C) Copper

Which of the following is responsible for the extra strength of pyrex glass ? (1) Potassium Carbonate (2) Lead Oxide (3) Borax (4) Ferric Oxide

Description : Which of the following is responsible for the extra strength of pyrex glass ? (1) Potassium Carbonate (2) Lead Oxide (3) Borax (4) Ferric Oxide

Last Answer : Borax

Which metal salt gives lilac colour to the flame?

Description : Which metal salt gives lilac colour to the flame?

Last Answer : Potassium

The substance which gives yellow colour to urine?

Description : The substance which gives yellow colour to urine?

Last Answer : urochrom

A colorless salt gives violet colour to Bunsen flame and also turns moisture litmus paper blue. It is :

Description : A colorless salt gives violet colour to Bunsen flame and also turns moisture litmus paper blue. It is :

Last Answer : A colorless salt gives violet colour to Bunsen flame and also turns moisture litmus paper blue. It is : A. `Na_(2) ... C. `NaNO_(3)` D. `K_(2)CO_(3)`

Which metal gives violet colour in oxidising flame when heated with borax ?

Description : Which metal gives violet colour in oxidising flame when heated with borax ?

Last Answer : Which metal gives violet colour in oxidising flame when heated with borax ? A. Fe B. Pb C. Co D. Mn

Alkali metal salt "X" gives a pale violet colour in flame test "X" is :

Description : Alkali metal salt "X" gives a pale violet colour in flame test "X" is :

Last Answer : Alkali metal salt "X" gives a pale violet colour in flame test "X" is : A. NaCl B. LiCl C. KCl D. None of these

Compound (A) `C_(12)H_(20)` discharges the colour of `Br_(2)-H_(2)O` and cold `KMnO_(4)` . On reduction with `H_(2)`/Pt it gives compound (B) `C_(12)H

Description : Compound (A) `C_(12)H_(20)` discharges the colour of `Br_(2)-H_(2)O` and cold `KMnO_(4)` . On reduction with `H_(2)`/Pt it gives compound (B) `C_(12)H

Last Answer : Compound (A) `C_(12)H_(20)` discharges the colour of `Br_(2)-H_(2)O` and cold `KMnO_(4)` . On ... Find structure of A : A. B. C. D. None of these

An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform

Description : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform

Last Answer : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline ... underset(||)(O)-CH_(3)` D.

Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`

Description : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`

Last Answer : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a ... colour with `FeCl_(3)`? A. B. C. D.

Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`

Description : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`

Last Answer : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a ... compound (B) would be : A. B. C. D.

Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`

Description : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`

Last Answer : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a ... structure of compound A is : A. B. C. D.

A solution of sodium thiosulphate on addition of few drops of ferric chloride gives violet colour due to the formation of

Description : A solution of sodium thiosulphate on addition of few drops of ferric chloride gives violet colour due to the formation of

Last Answer : A solution of sodium thiosulphate on addition of few drops of ferric chloride gives violet colour due to the formation of ... `Fe_(2)(S_(2)O_(3))_(2)`

Which of the following gives colour to human skin?

Description : Which of the following gives colour to human skin?

Last Answer : Melanin

Thiol group of cysteine gives red colour with (A) Sodium acetate (B) Lead acetate (C) Sodium nitroprusside (D) Barfoed’s reagent

Description : Thiol group of cysteine gives red colour with (A) Sodium acetate (B) Lead acetate (C) Sodium nitroprusside (D) Barfoed’s reagent

Last Answer : Answer : C