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Chemistry

Chemistry
The oil used in the froth floatation process is

pine oil
kerosene oil
olive oil
coconut oil

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Chemistry
Nylon is a type of

Polyester
Polyamide
Polyolefin
Acrylic

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Chemistry
Which of the following acts as promoter for iron in Haber's process

Mg
Mn
W
Mo

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Chemistry
Hard water and soft water can be distinguished by using

Detergent
Liquid soap
Dilute acid
Ordinary soap

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Chemistry
The two metal ions that cause hardness to water are:

Calcium, Magnesium
Sodium, Magnesium
Sodium, Potassium
Sodium, Calcium

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Chemistry
Which of the following is used to iodise common salt ?

Iodine
Potassium iodate
Potassium iodide
Sodium iodide

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MORE MCQ ON Chemistry

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