Chemical Process __________ is used as a flux in the smelting of copper ore like chalcopyrite. Coke breeze Dolomite Lime powder Silica/quartz Coke breeze Dolomite Lime powder Silica/quartz ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lithopaneis Explosive Filter aid ZnS (white pigment) White lead Explosive Filter aid ZnS (white pigment) White lead ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium bisulphite is used for __________ water. Deaeration Dechlorination Neither A nor B Both A & B Deaeration Dechlorination Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Thermosetting plastic materials Can not be melted after forming Is useful for melt casting Is useful for spinning Can be repeatedly melted Can not be melted after forming Is useful for melt casting Is useful for spinning Can be repeatedly melted ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High purity nitrogen is used in Fire fighting purposes Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Neither A nor B Both A & B Fire fighting purposes Making protective gas (95% N₂ + 5% H₂) for annealing of cold rolled steel strip coils Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is a by-product of the __________ industry. Detergent Soap Paint Oil hydrogenation Detergent Soap Paint Oil hydrogenation ANSWER DOWNLOAD EXAMIANS APP
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