- waste material left after concentration
- waste material left after purification of metal
- waste material after electrolysis
- waste material present in ore to be removed during concentration
Category: Chemistry mcqs
- Sodium chlorate
- Organo carbonates
- Potassium dihydrogen phosphate
- Ammonium nitrate
- tin stone is magnetic in nature
- wolframite is non magnetic m nature
- wolframite is Fe WO4
- cassiterite and rutile are sulphides of the metals
- Paints, milk
- Ink, paints
- Fog, mist
- Smoke, colloidion
- gangue + FluX= slag
- froth + slag =gangue
- gangue + slag= flux
- flux + slag=gangue
- mechanical
- Mass
- Volume
- All are correct
- dacron
- terylene
- rayon
- nylon
- Teflon
- Nylon-6
- Bakelite
- Nylon-66
- Soap
- Heavy metal salts of fatty acid
- Starch
- Gum
- limonite
- dolomite
- siderite
- malachite
- siderite
- cuprite
- calamine
- both a and c
- Galvanic
- Voltmeter
- Electrolytic
- both b and c
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