The substance used in glass to get blue colour?

The substance used in glass to get blue
colour?
by

1 Answer

Answer :

Cobalt salt
by

Related questions

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 substance is added for getting yellow colour to glass?

Description : Which substance is added for getting yellow colour to glass?

Last Answer : Chromium salt

Substance used to give violet colour to glass?

Description : Substance used to give violet colour to glass?

Last Answer : Manganese dioxide

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 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).

Blue colour is imparted to glass by the addition of (A) FeSO4 (B) PbO (C) CaO (D) NaOH

Description : Blue colour is imparted to glass by the addition of (A) FeSO4 (B) PbO (C) CaO (D) NaOH

Last Answer : (C) CaO

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

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

The substance which gives yellow colour to urine?

Description : The substance which gives yellow colour to urine?

Last Answer : urochrom

A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,

Description : A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,

Last Answer : Answer: (c) White, BaSO4

The substance added to lighten the colour of jaggery or sugar during its manufacture is

Description : The substance added to lighten the colour of jaggery or sugar during its manufacture is

Last Answer : hydrosol or sodium bi sulphate.

What is the correct scientific term for a substance that changes colour in this way for litmus?

Description : What is the correct scientific term for a substance that changes colour in this way for litmus?

Last Answer : indicator

The refractive index of the material of a glass prism depends upon (a) The angle of the prism (b) The intensity of the incident light ray (c) The colour of the incident light ray (d) Size of the prism

Description : The refractive index of the material of a glass prism depends upon (a) The angle of the prism (b) The intensity of the incident light ray (c) The colour of the incident light ray (d) Size of the prism

Last Answer : Ans:(c)

The colour that deviates minimum through glass prism is?

Description : The colour that deviates minimum through glass prism is?

Last Answer : Violet

The colour that deviates maximum through glass prism is?

Description : The colour that deviates maximum through glass prism is?

Last Answer : red.

Ferrous oxide gives which colour to glass?

Description : Ferrous oxide gives which colour to glass?

Last Answer : Olive green

Cobalt compounds give which colour to glass?

Description : Cobalt compounds give which colour to glass?

Last Answer : Blue

Give reason: Glass objects when held to flame acquires golden yellow colour.

Description : Give reason: Glass objects when held to flame acquires golden yellow colour.

Last Answer : The sodium content of sodium silicate present in glass makes the flame to acquire golden yellow colour to the flame.

Critical angle of light passing from glass to water is minimum for which colour?

Description : Critical angle of light passing from glass to water is minimum for which colour?

Last Answer : Violet colour

Which raw material is used to impart colour to the glass? a) Al2O3 b) CoO c) CaO d) MgO

Description : Which raw material is used to impart colour to the glass? a) Al2O3 b) CoO c) CaO d) MgO

Last Answer : b) CoO

1. Critical angle of. light passing from glass to water is minimum for which colour? 2. With whose assistance was Bokaro Steel Limited established? 3. Where were the xxvii (1996) Summer Olympic games were held? 4. Why was Farakka Barrage commissioned? 5. In the Sultanate period, which was the highest rural authority for land revenue?

Description : 1. Critical angle of. light passing from glass to water is minimum for which colour? 2. With whose assistance was Bokaro Steel Limited established? 3. Where were the xxvii (1996) Summer Olympic games ... can be drawn on the earth's surface passes through where? 20. By whom was Zero invented?

Last Answer : Answer : 1. Violet colour 2. Soviet Union 3. Atlanta 4. Save Kolkata port 5. Chowdhary 6. 10% 7. Governor-General 8. 2CaSO4 .H2 O 9. Atlantic ocean 10. Caste system 11. Football 12. Excise duties ... . Government of India Act, 1858 17. Air 18. Sri Sri Ravi Shankar 19. Equator 20. An unknown Indian 

To an astronaut in the spacecraft, the sky colour appears to be (a) Blue (b) White (c) Black (d) Orange red

Description : To an astronaut in the spacecraft, the sky colour appears to be (a) Blue (b) White (c) Black (d) Orange red

Last Answer : Ans:(c)

The colour of the ocean appears blue because the sunlight falling on it is (a) Reflected (b) Refracted (c) Absorbed (d) Scattered

Description : The colour of the ocean appears blue because the sunlight falling on it is (a) Reflected (b) Refracted (c) Absorbed (d) Scattered

Last Answer : Ans:(d)

which of the following statements is not true for scattering of light? (a) Colour of the scattered tight depends on the size of particles of the atmosphere. (b) Red light is least scattered in the atmosphere. (c) Scattering of light Lakes place as various colours of white light travel with different speed in fir. d) The fine particles in the atmospheric air scatter the blue, light more strongly than red. So the scattered blue light enters our eyes.

Description : which of the following statements is not true for scattering of light? (a) Colour of the scattered tight depends on the size of particles of the atmosphere. (b) Red light is least scattered in the ... air scatter the blue, light more strongly than red. So the scattered blue light enters our eyes.

Last Answer : (c) Scattering of light Lakes place as various colours of white light travel with different speed in fir.

The blue colour of clear sky is due to--------? A. Reflection of light B. Refraction of light C. Diffraction of light D. Dispersion of light (Answer)

Description : The blue colour of clear sky is due to--------? A. Reflection of light B. Refraction of light C. Diffraction of light D. Dispersion of light (Answer)

Last Answer : D. Dispersion of light (Answer)

In absence of atmosphere, the colour of sky appears (a) blue (b) black (c) red (d) yellow

Description : In absence of atmosphere, the colour of sky appears (a) blue (b) black (c) red (d) yellow

Last Answer : (b) black

Which of the following colour is least scattered by fog, dust or smoke : A. Violet B. Blue C. Red D. Yellow

Description : Which of the following colour is least scattered by fog, dust or smoke : A. Violet B. Blue C. Red D. Yellow

Last Answer : C. Red

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 natural colour of lichen‘s juice? a) Blue b) Red c) Purple d) Orange

Description : What is the natural colour of lichen‘s juice? a) Blue b) Red c) Purple d) Orange

Last Answer : c) Purple

If the crystal is moistened with water which colour of crystals appear---- (a) Green (b) Red (c) Blue (d) Yellow

Description : If the crystal is moistened with water which colour of crystals appear---- (a) Green (b) Red (c) Blue (d) Yellow

Last Answer : (c) Blue

If a child was never exposed to a particular primary colour, say blue would they intuit that it was missing from the spectrum?

Description : If a child was never exposed to a particular primary colour, say blue would they intuit that it was missing from the spectrum?

Last Answer : It depends on how much other information was kept from the child, and how smart the child was…

A blue colour flower plant denoted by BB is cross bred with that of white colour flower plant denoted by bb. (a) State the colour of flower you would expect in their F1 generation plants. (b) What must be the percentage of white flower plants in F2 generation if flowers of F1 plants are self-pollinated? (c) State the expected ratio of the genotypes BB and Bb in the F2 progeny. -Biology

Description : A blue colour flower plant denoted by BB is cross bred with that of white colour flower plant denoted by bb. (a) State the colour of flower you would expect in their F1 generation plants. (b) What ... -pollinated? (c) State the expected ratio of the genotypes BB and Bb in the F2 progeny. -Biology

Last Answer : This is your Answer.

How do you remove blue colour from kerosene .?

Description : How do you remove blue colour from kerosene .?

Last Answer : I know how to remove the dye from the petrochemical. If ye wantto know how and are willing to pay for the answer email me [email protected]

A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This transition is forbidden in gaseous state. The gas do

Description : A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This transition is forbidden in gaseous state. The gas do

Last Answer : A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This ... combustion. Given the molar mass of this gas.

A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This transition is forbidden in gaseous state. The gas do

Description : A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This transition is forbidden in gaseous state. The gas do

Last Answer : A gas is pale blue in colour on liquifaction, the colour arises from electronic transitions. This ... combustion. Given the molar mass of this gas.

A blue colour complex is obtained in the analysis of `Fe^(+3)` having formula `Fe_(4)[Fe(CN)_(6)]_(3)` Let a= oxidation number of Iron in the corrdina

Description : A blue colour complex is obtained in the analysis of `Fe^(+3)` having formula `Fe_(4)[Fe(CN)_(6)]_(3)` Let a= oxidation number of Iron in the corrdina

Last Answer : A blue colour complex is obtained in the analysis of `Fe^(+3)` having formula `Fe_(4)[Fe(CN)_ ... coordination sphere. Then find the value of (c+a-2b)

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)`

The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be

Description : The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be

Last Answer : The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be A. chloride B. carbonate C. acetate D. bromide

The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be

Description : The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be

Last Answer : The acidic solution of a salt produced a deep blue colour with starch iodine solution. The salt may be A. Suphite B. Bromide C. Nitrite D. Chloride

In the Borax bead test of `Co^(2+)`, the blue colour of bead is due to the formation of :

Description : In the Borax bead test of `Co^(2+)`, the blue colour of bead is due to the formation of :

Last Answer : In the Borax bead test of `Co^(2+)`, the blue colour of bead is due to the formation of : A. `B_(2)O_(3)` B. ... B_(2)` C. `Co(BO_(2))_(2)` D. `Co O`

When a metal sulphate is heated in dry test tube, the colour changes from blue to white. Then metal sulphate may be :

Description : When a metal sulphate is heated in dry test tube, the colour changes from blue to white. Then metal sulphate may be :

Last Answer : When a metal sulphate is heated in dry test tube, the colour changes from blue to white. Then metal sulphate may ... . `Na_(2)SO_(4)` D. None of these

A voltage of 30 V is applied across a colour coded carbon resistor with first, second and third rings of blue, black and yellow colurs. What is the cu

Description : A voltage of 30 V is applied across a colour coded carbon resistor with first, second and third rings of blue, black and yellow colurs. What is the cu

Last Answer : A voltage of 30 V is applied across a colour coded carbon resistor with first, second and ... What is the current flowing through the resistor ?

What colour does bromothymol blue turn when dipped in a base?

Description : What colour does bromothymol blue turn when dipped in a base?

Last Answer : What is the answer ?

In nitroprusside test, amino acid cysteine produces a: (A) Red colour (B) Blue colour (C) Yellow colour (D) Purple colour

Description : In nitroprusside test, amino acid cysteine produces a: (A) Red colour (B) Blue colour (C) Yellow colour (D) Purple colour

Last Answer : Answer : A

In Nitroprusside test, amino acid cystein produces (A) Blue colour complex (B) Red colour (C) Yellow colour (D) Purple colour

Description : In Nitroprusside test, amino acid cystein produces (A) Blue colour complex (B) Red colour (C) Yellow colour (D) Purple colour

Last Answer : Answer : B

Blue colour of the sky and red colour of sunset is due to

Description : Blue colour of the sky and red colour of sunset is due to

Last Answer : Ans. Dispersion

23 Which one of the following sets of colour combinations is added in colour vision in TV? A. Red, green and blue B. Orange, black and violet C. White, red and Yellow D. Green, Yellow and Blue

Description : 23 Which one of the following sets of colour combinations is added in colour vision in TV? A. Red, green and blue B. Orange, black and violet C. White, red and Yellow D. Green, Yellow and Blue

Last Answer : ANSWER: A

What is the colour of the "Dharma Chakra" in the middle of our national flag? (1) Sea blue (2) Black (3) Navy blue (4) Green

Description : What is the colour of the "Dharma Chakra" in the middle of our national flag? (1) Sea blue (2) Black (3) Navy blue (4) Green

Last Answer : (3) Navy blue Explanation: The most visible use of the Ashoka Chakra today is at the centre of the National flag of the Republic of India (adopted on 22 July 1947), where it is rendered ... background, by replacing the symbol of Charkha (Spinning wheel) of the pre-independence versions of the flag.

What is the colour of the "Dharma Chakra" in the middle of our national flag? (1) Sea blue (2) Black (3) Navy blue (4) Green

Description : What is the colour of the "Dharma Chakra" in the middle of our national flag? (1) Sea blue (2) Black (3) Navy blue (4) Green

Last Answer : 3) Navy blue Explanation: The-Ashoka Chakra is a depiction of the Buddhist Dharmachakra, represented with 24 spokes. The most visible use of the Ashoka Chakra today is at the centre of the ... , by replacing the symbol of Charkha (Spinning wheel) of the preindependence versions of the flag.

The endangered species are listed in what colour data book? (1) Black (2) Red (3) Green – (4) Blue

Description : The endangered species are listed in what colour data book? (1) Black (2) Red (3) Green – (4) Blue

Last Answer : (2) Red Explanation: A Red Data Book contains lists of species whose continued existence is threatened. Species are classified into different categories of perceived risk. Each Red Data Book usually deals with a specific group of animals or plants (e, reptiles, insects, mosses).