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Chemistry

Chemistry
The heaviest naturally occurring element is:

Thorium
Uranium
Mercury
Polonium

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Chemistry
The 'solid waste' is also known as

Scrubber
Sedge
Toxic waste
Sludge

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Chemistry
Which of the following is caused by the higher concentration of Nitrogen and Phosphorous ?

Acidity
Eutrophication
Alkalinity
Hardness

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Chemistry
Ferrous sulphate is used in water treatment as a/an

Adsorbent
Oxidizing agent
Reducing agent
Coagulant aid

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Chemistry
In the periodic table of elements, on moving from left to right across a period, the atomic radius

Does not follow a definite pattern
Remains unchanged
Increases
Decreases

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Chemistry
Which of the following molecules has a bond order of 2.5

CO
F2
NO
HCL

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MORE MCQ ON Chemistry

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