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Chemistry

Chemistry
The most electropositive elements among the following is

K
Ca
Cs
Na

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Chemistry
What is the atomic number of Oxygen

12
8
5
22

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Chemistry
The important metal used with iron to produce stainless steel is

Aluminium
Tin
Chromium
Carbon

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Chemistry
Find the odd one:

Limestone
Slaked lime
Chalk
Marble

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Chemistry
What is 'milk of magnesia' chemically?

Calcium hydroxide
Magnesium carbonate
Magnesium hydroxide
Sodium bicarbonate

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Chemistry
Coating of solid waste with impervious material is known as

Chemical fixation
Landfill
Capping
Encapsulation

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MORE MCQ ON Chemistry

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