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Chemistry

Chemistry
The oil used in the froth floatation process is

kerosene oil
coconut oil
olive oil
pine oil

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Chemistry
Citric acid is present in free form in

Apple
Milk
Tamarind
Lemon

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Chemistry
Sulphur dioxide present in the industrial chimney exhaust causes

Reduction in plant's productivity owing to acid rain
Respiratory and lung disease
Corrosion building materials
All of these

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Chemistry
Among the following, carbonate ore of Zinc is

Zincite
Zincblende
Calamine
Sphalerite

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Chemistry
Which one of the following is most electronegative

Lead
Carbon
Silicon
Tin

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Chemistry
The most malleable metal is

iron
silver
platinum
gold

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MORE MCQ ON Chemistry

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