The function of neutral flux used in the pyrometallurgy of metal extraction is to increase the __________ of the slag. (A) Fluidity (B) Basicity (C) Acidity (D) Viscosity

The function of neutral flux used in the pyrometallurgy of metal
extraction is to increase the __________ of the slag.
(A) Fluidity
(B) Basicity
(C) Acidity
(D) Viscosity
by

1 Answer

Answer :

Option A
by

Related questions

The function of neutral flux used in the pyrometallurgy of metal extraction is to increase the __________ of the slag. (A) Fluidity (B) Basicity (C) Acidity (D) Viscosity

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Last Answer : Option A

Which of the following is an undesirable property of slag produced during the Pyrometallurgical method of metal extraction from its ore? (A) High fusibility & fluidity (B) High thermal conductivity (C) Low density (D) High chemical activity

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Last Answer : B) High thermal conductivity

Use of flux during soldering is done to (A) Increase fluidity of solder by lowering its melting temperature (B) Prevent oxide formation (C) Wash away surplus solder (D) Full up the joint gap

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Basicity [%Cao + %MgO + %SiO2) of the slag in Indian blast furnace is in the range of (A) 0.7-1.0 (B) 1.1-1.4 (C) 1.5 - 1.8

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Dephosphorization of molten pig iron is favoured by (A) Oxidising and basic slag (B) Reducing and basic slag (C) High activity co-efficient of phosphorous in metal (D) Oxidising and neutral slag

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The compound of a metal found in nature is called - (1) Mineral (2) Ore (3) Flux (4) Slag

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Impurities in metal ores are called: w) flux x) gangue (pron: gang) y) slag z) sediments

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Volume of blast furnace slag is about __________ times the volume of hot metal (pig iron) of the same weight (A) 1.5 (B) 3 (C) 5

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