Unsaturated organic compounds are identified by decolourization of
Unsaturated organic compounds are identified by decolourization of A. silver bromine and potassium tetraoxomanganate (VII) solutions B. bromine…
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The least easily oxidized of the metals below is
The least easily oxidized of the metals below is A. Ca B. Na C. Zn D. Al Correct…
Haematite is an ore of
Haematite is an ore of A. zinc B. lead C. iron D. copper Correct Answer: Option C Explanation
A common characteristics of copper and silver in their usage as coinage metals is that…
A common characteristics of copper and silver in their usage as coinage metals is that they A. have…
Potassium vapour burns with a
Potassium vapour burns with a A. blue flame B. brick-red flame C. violet flame D. golden-yellow flame Correct…
Synthesis gas is a mixture of
Synthesis gas is a mixture of A. CH4 and H2O B. CH4 and H2 C. CO2 and H2…
A form of carbon used for absorbing poisonous gases and purification of noble gases is
A form of carbon used for absorbing poisonous gases and purification of noble gases is A. wood charcoal…
The refreshing and characteristic taste of soda water and other soft drinks is as a…
The refreshing and characteristic taste of soda water and other soft drinks is as a result of the…
A gas that is not associated with global warming is
A gas that is not associated with global warming is A. CO2 B. SO3 C. CH4 D. H2…
A phenomenon where an element exist in different forms in the same physical state is…
A phenomenon where an element exist in different forms in the same physical state is known as A.…