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ScienceHard
Chemistry
Chemical Reactions

Which of the following describes the 'Contact Process'?

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ScienceHard
Chemistry
Chemical Reactions

What is the effect of an inhibitor in a chemical reaction?

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ScienceHard
Chemistry
Chemical Reactions

Which of the following is a salt of a strong acid and a weak base?

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ScienceHard
Chemistry
Chemical Reactions

What is the oxidation number of Cr in K2Cr2O7?

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ScienceHard
Chemistry
Chemical Reactions

Identify the oxidant in the reaction: H2S + HNO3 -> NO2 + S + H2O.

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ScienceHard
Chemistry
Chemical Reactions

What is the molecular mass of Calcium Carbonate? (Ca=40, C=12, O=16)

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ScienceHard
Chemistry
Chemical Reactions

Which of the following is a physical property changed during a chemical reaction?

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ScienceEasy
Chemistry
Metals Nonmetals

Which of the following is the most abundant metal in the Earth's crust?

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ScienceEasy
Chemistry
Metals Nonmetals

What is the chemical symbol for Silver?

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ScienceEasy
Chemistry
Metals Nonmetals

Which metal is the best conductor of electricity?

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ScienceEasy
Chemistry
Metals Nonmetals

Which property allows metals to be drawn into thin wires?

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ScienceEasy
Chemistry
Metals Nonmetals

Hematite is an ore of which metal?

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ScienceEasy
Chemistry
Metals Nonmetals

Which of these metals is kept immersed in kerosene to prevent reaction with air and moisture?

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ScienceEasy
Chemistry
Metals Nonmetals

What is the main component of Brass?

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ScienceEasy
Chemistry
Metals Nonmetals

The process of coating iron with a layer of zinc to prevent rusting is called:

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ScienceEasy
Chemistry
Metals Nonmetals

Which of the following metals is found in the liquid state at room temperature?

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ScienceEasy
Chemistry
Metals Nonmetals

What is the common name of Aluminum Ore?

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ScienceEasy
Chemistry
Metals Nonmetals

Which metal is used in the filament of an electric bulb?

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ScienceEasy
Chemistry
Metals Nonmetals

What is the valency of Iron in Ferric Chloride?

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ScienceEasy
Chemistry
Metals Nonmetals

Which metal is known as 'Strategic Metal' because it is used in aerospace and defense?

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