Gun powder uses
(A) Sulphur
(B) Charcoal
(C) Potassium nitrate
(D) All (A), (B), & (C)

1 Answer

Answer :

(D) All (A), (B), & (C)

Related questions

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Last Answer : (A) Carbon

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Last Answer : (4) gun powder Explanation: Gun powder is the mixture of potassium nitrate powdered charcoal and sulphur.

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Last Answer : (D) TNT is a hygroscopic explosive having very high melting point and is non-toxic to human being

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Last Answer : Answer: Option A

Description : Gunpowder consists of a mixture of (a) potassium nitrate and TNT (b) Sulphur, sand and charcoal (c) nitre, Sulphur and charcoal (d) TNT and charcoal

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Description : What is a mixture of potassium nitrate, powdered charcoal and sulphur called?

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Last Answer : (1) potassium dichromatesulphuric acid Explanation: The main constituent of alcohol is Ethanol and the concentration of ethanol in a sample can be determined by back titration with acidified potassium ... contact with the yellow dichromate-coated crystals, the color changes from yellow to green.

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Description : What happens when? a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. b) A pinch of mercuric oxide is kept in a test tube. c)A small crystal of silver nitrate is dissolved in distilled water and a drop of ammonium hydroxide & a pinch of glucose powder are added.

Last Answer : a) A cleaned iron plate or iron nail is kept in 10g of copper sulphate solution. After a few hours a coating of copper is seen on iron nail/plate. It is based on displacement reaction. ... on the inner walls of the test tube. Aldehyde group in glucose reduced silver nitrate to metallic silver.

Description : A salt gives white residue in charcoal cavity test but in cobalt nitrate test it gives pink mass. It represents :

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Last Answer : Gun Powder

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Description : Gun Powder was discovered by–

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Description : Gun Powder is a Mixture of

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Description : What is the physical appearance of the potassium nitrate solution?

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Last Answer : Water

Description : A FDA – approved ingredient for protection against painful sensitivity of the teeth due to cold, heat, acids, sweets or contact is (a) Dicalcium phosphate (b) Sodium lauryl sulfate (c) 5% potassium nitrate (d) Zinc chloride (e) Calcium carbonate

Last Answer : Ans: C

Description : A dark purple compound used as an antiseptic and disinfectant is (a) Potassium nitrate (b) Sodium thiosulphate (c) Potassium permanganate (d) Calcium phosphate

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Description : The chemical used for cloud seeding for artificial rains is - (1) Silver Nitrate (2) Potassium Bromide (3) Silver Iodide (4) Potassium Nitrate

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