Which allotrope of sulphur is insoluble in carbon disulphide?
(A) Rhombic sulphur
(B) Monoclinic sulphur
(C) Plastic sulphur
(D) Milk of sulphur

1 Answer

Answer :

(C) Plastic sulphur

Related questions

Description : Which form of sulphur is the most stable at room temperature? (A) Plastic (B) Monoclinic (C) Rhombic (D) Flowers of sulphur

Last Answer : (C) Rhombic

Description : Assertion (A) Both rhombic and monoclinic sulphur exist as `S_(8)` but oxygen exists as `O_(2)`. Reason (R ) Oxygen forms `ppi-ppi` multiple bond due

Last Answer : Assertion (A) Both rhombic and monoclinic sulphur exist as `S_(8)` but oxygen exists as `O_ ... Statement-I is not correct and Statement-II is correct

Description : The temp. at which rhombic sulphur and monoclinic sulphur exist in equilibrium is

Last Answer : The temp. at which rhombic sulphur and monoclinic sulphur exist in equilibrium is A. `98^(@)C` B. `95.5^(@)C` C. `240^(@)C` D. `120^(@)C`

Description : Diamond is an allotrope of (a) Tin (b) Silicon (c) Sulphur (d) Carbon

Last Answer : Ans:(d)

Description : As Rhombic sulphur is heated in a test tube : `{:(,"Process","Temperature"),((a),"Viscosity increases",T_(1)),((b),"Visconsity decrease",T_(2)),((c),"

Last Answer : As Rhombic sulphur is heated in a test tube : `{:(,"Process","Temperature"),((a),"Viscosity increases",T_(1)),(( ... T_(3) lt T_(4) lt T_(1) lt T_(2)`

Description : As Rhombic sulphur is heated in a test tube : `{:(,"Process","Temperature"),((a),"Viscosity increases",T_(1)),((b),"Visconsity decrease",T_(2)),((c),"

Last Answer : As Rhombic sulphur is heated in a test tube : `{:(,"Process","Temperature"),((a),"Viscosity increases",T_(1)),(( ... T_(3) lt T_(4) lt T_(1) lt T_(2)`

Description : Rhombic sulphur consists of

Last Answer : Rhombic sulphur consists of A. `S_(8)` chains B. `S_(2)` molecules C. `S_(4)` rings D. `S_(8)` rings

Description : Give reasons : (a) Diamond and rhombic Sulphur are covalent solids, but the latter has lower melting points. (b) Among NaCl and CsCl, CsCl is quite stable.

Last Answer : (a) Due to weak Vander Waal’s Force in Sulphur molecule. (b) CsCl coordination number is 8. It is surrounded by 8 anion tightly. 

Description : Graphite is a/an (A) Electrical insulator (B) Allotrope of carbon (C) Moderator used in nuclear reactor (D) Both (B) and (C)

Last Answer : (C) Moderator used in nuclear reactor

Description : Which of the following is not an allotrope of carbon?

Last Answer : Which of the following is not an allotrope of carbon? a. buckyball b. diamond c. graphite d. emerald

Description : Consider the following statements: 1. Carbyne is an allotrope of carbon. 2. Gasoline, used as a fuel in motor vehicles is a mixture of petrol and alcohol. 3. Petroleum is also known as 'liquid gold'. 4. The various components of crude ... (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

Last Answer : Ans:(b)

Description : _____is not an allotrope of carbon. (1) Buckminsterfullerene (2) Carbon Doxide (3) Diamond (4) Graphite

Last Answer : (2) Carbon Doxide Explanation: Carbon is capable of forming many allotropes due to its valency. Well-known forms of carbon include diamond and graphite. Other allotropes in clude: include buckyballs (fullerenes), amorphous carbon, glassy carbon, carbon nanofoam, nanotubes,and others.

Description : Hardest allotrope of carbon is - (1) diamond (2) graphite (3) coke (4) lamp black

Last Answer : (1) diamond Explanation: Diamond is one well known allotrope of carbon. The hardness and high dispersion of light of diamond make it useful for both industrial applications and jewellery. Diamond is ... mineral. This makes it an excellent abrasive and makes it hold polish and luster extremely well.

Description : Fullerene is a newly discovered crystalline carbon allotrope, contains–

Last Answer : 60 C atoms

Description : Which allotrope of the carbon is used in cutting and drilling?

Last Answer : Diamond

Description : The latest discovered allotrope of carbon?

Last Answer : Graphene

Description : Hardest allotrope of carbon is (1) diamond (2) graphite (3) coke (4) lamp black

Last Answer : diamond

Description : A minimum boiling azeotrope is exemplified by (A) Toluene-benzene (B) Acetone-carbon disulphide (C) Water-isobutyl alcohol (D) None of these

Last Answer : (B) Acetone-carbon disulphide

Description : Which of the following binary systems is an example of a maximum boiling azeotrope? (A) Water-hydrochloric acid (B) Acetone-carbon disulphide (C) Water-ethyl alcohol (D) n-heptane-n-octane

Last Answer : (A) Water-hydrochloric acid

Description : Out of the following, TLV of __________ is maximum (about 500 ppm). (A) Carbon dioxide (B) Toluene (C) Carbon disulphide (D) Acetaldehyde

Last Answer : (A) Carbon dioxide

Description : Unreacted core model' represents the reaction involving (A) Combustion of coal particles (B) Roasting of sulphide ores (C) Manufacture of carbon disulphide from elements (D) None of these

Last Answer : (B) Roasting of sulphide ores

Description : Calcareous & argillaceous materials are used in the manufacture of (A) Lead (B) Cement (C) Carbon disulphide (D) None of these

Last Answer : (B) Cement

Description : Carbon disulphide is mainly used in the production of(A) Viscose rayon (B) Corundum (C) Plasticiser for unsaturated polyester (D) Paints

Last Answer : (A) Viscose rayon

Description : How many number of molecules per unit cell which crystallizes in the form of end face centred (monoclinic) lattice with a molecule at each lattice. 

Last Answer : 2.

Description : Phenol reacts with bromine in carbon disulphide at low temperature to give

Last Answer : Phenol reacts with bromine in carbon disulphide at low temperature to give A. m-bromophenol B. o-and p ... C. p-bromophenol D. 2, 4,6-tribromophenol

Description : Blood analysis of a patient reveals an unusually high quantity of carboxyhaemoglobin content. Which of the following conclusions is most likely to be correct? The patient has been inhaling polluted air ... content of (a) carbon disulphide (b) chloroform (c) carbon dioxide (d) carbon monoxide.

Last Answer : (d) carbon monoxide.

Description : Bitumen may be dissolved in (A) Carbondioxide (B) Water (C) Sodium chloride (D) Carbon disulphide

Last Answer : Answer: Option D

Description : Hydrocarbons are (a) insoluble in water (b) composed of carbon and hydrogen (c) both (a) and (b) (d) None of these

Last Answer : both (a) and (b)

Description : Thermodynamically most stable allotrope of phosphorus is :

Last Answer : Thermodynamically most stable allotrope of phosphorus is : A. Red B. White C. Black D. Yellow

Description : Thermodynamically most stable allotrope of phosphorus is :

Last Answer : Thermodynamically most stable allotrope of phosphorus is : A. Red B. White C. Black D. Yellow

Description : Which is element exhibit allotrope in the 6thA group ?

Last Answer : Sulphur

Description : What is allotrope ? In what forms of cubic pattern, iron exists ?

Last Answer : Some elements exist in more than one crystalline form. Each form is known as “allotrope”. Iron exists in two forms of cubic pattern, namely body centered cubic (bcc) and face-centered cubic (fee).

Description : What is allotrope ? In what forms of cubic pattern, iron exists ?

Last Answer : Some elements exist in more than one crystalline form. Each form is known as “allotrope”. Iron exists in two forms of cubic pattern, namely body centered cubic (bcc) and face-centered cubic (fee).

Description : The allotrope of Oxygen?

Last Answer : Ozone

Description : Buckminsterfullerene is an allotrope of

Last Answer : Carbon

Description : The term ’Rh factor’ refers to - (1) Rhesus factor (2) Rheumatoid factor (3) Renal factor (4) Rhombic factor

Last Answer : (1) Rhesus factor Explanation: The Rhesus factor (Rh factor) is an alternate form in each blood group. The factor first discovered by Carl Landsteiner in Rhesus monkey, present in the forest of South Africa.

Description : The term 'Rh factor' refers to - (1) Rhesus factor (2) Rheumatoid factor (3) Renal factor (4) Rhombic factor

Last Answer : (1) Rhesus factor Explanation: Each person's blood is one of four major types: A, B, AB, or O. Blood types are determined by the types of antigens on the blood cells. Antigens are proteins on ... type of protein on the surface of red blood cells. Most people who have the Rh factor are Rh-positive.

Description : Which antenna does not use the ground? A. Marconi B. Yagi C. Hertz D. Rhombic

Last Answer : B. Yagi

Description : The rhombic antenna is primarily used for A. ground wave propagation B. space wave propagation C. ionosphere scatter propagation D. sky wave propagation

Last Answer : D. sky wave propagation

Description : An antenna with unity gain A. Rhombic B. Half-wave dipole C. Isotropic D. Whip

Last Answer : C. Isotropic

Description : Which antenna is a properly terminated? A. Marconi B. Rhombic C. Dipole D. Yagi-Uda

Last Answer : B. Rhombic

Description : _____ is an open-ended slot antenna A. Helical antenna B. Rhombic antenna C. Notch antenna D. Cassegrain antenna

Last Answer : C. Notch antenna

Description : _____ is an antenna with a number of half-wave antenna on it. A. Antenna array B. Tower C. Omni-directional D. Rhombic

Last Answer : A. Antenna array

Description : Which is a non-resonant antenna? A. Rhombic antenna B. Folded dipole C. End-fire array D. Yagi-Uda antenna

Last Answer : A. Rhombic antenna

Description : The typical length of the rhombic antenna is ____. A. 2λ to 8λ B. 10λ to 20λ C. 1λ to 3λ D. 5λ to 10λ

Last Answer : A. 2λ to 8λ

Description : What antenna can be used to minimize the effect of Faraday rotation of polarization? A. Dipole B. Parabolic C. Helical D. Rhombic

Last Answer : C. Helical

Description : What is the typical gain of a rhombic antenna? A. Between 15 to 60 B. Between 20 to 90 C. Between 50 to 75 D. Between 10 to 25

Last Answer : A. Between 15 to 60

Description : Refers to a type of beam antenna which uses two or more straight elements arranged in line with each other. A. Dipole antenna B. Yagi antenna C. Whip antenna D. Rhombic antenna

Last Answer : B. Yagi antenna

Description : Unity gain antenna A. Isotropic B. Rhombic C. Half-wave dipole D. Dummy

Last Answer : A. Isotropic

Description : Which is properly terminated antenna? A. Rhombic B. Hertz C. Marconi D. Dipole

Last Answer : A. Rhombic