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Chemistry

Chemistry
The oil used in the froth floatation process is

coconut oil
pine oil
olive oil
kerosene oil

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Chemistry
What is the mass percentage of oxygen in carbon dioxide (CO2)

0.305
0.727
0.658
0.509

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Chemistry
Which one of the following vegetable oils is used in the manufacture of paints?

Palm oil
Linseed oil
Cottonseed oil
Sunflower oil

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Chemistry
The wire of flash bulb is made of:

Silver
Copper
Magnesium
Barium

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Chemistry
Which of the following is used to increase the anti-knocking property of petrol ?

Triethyl lead
Tetraethyl lead
Trimethyl lead
Tetramethyl lead

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Chemistry
The noble gas used in radiotherapy is

Neon
Radon
Xenon
Argon

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MORE MCQ ON Chemistry

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