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Chemistry

Chemistry
Which of the following substance's smell is similar to Ethanoic acid?

Kerosene
Vinegar
Tomato juice
Lemon

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Chemistry
Which mineral is the ore of aluminium ?

Haematite
Siderite
Bauxite
Magnetite

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Chemistry
If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by

Lead
Mercury
Arsenic
Iron

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Chemistry
Which is the purest commercial form of iron ?

Steel
Wrought iron
Stainless steel
Pig iron

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Chemistry
The value of gas constant R in Ergs deg–1 mole–1 is

8.341 × 107
8.314 × 107
8.413 × 107
4.183 × 107

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Chemistry
Peroxyacetyl nitrate is a

Vitamin
Secondary pollutant
Acidic dye
Plant hormone

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MORE MCQ ON Chemistry

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