Chemistry

One of the major uses of alkane is?

A. as domestic and industrial fuel B. in the hydrogenation of oils C. in the textile industries D. in the…

5 years ago

The correct order of increasing boiling points of the following compounds C3H7OH; C7H16 and C4H10 is?

A. C3H7OH → C4H10 → C7H10 B. C4H10 → C7H10 → C3H7OH C. C7H10 → C3H7OH → C4H10 D. C4H10…

5 years ago

The final products of the reaction between methane and chlorine in the presence of ultraviolet light are hydrogen chloride and?

A. trichloromethane B. dichloromethane C. tetrachloromethane D. chloromethane Correct Answer: Option C - tetrachloromethane

5 years ago

Which of the following is used to hasten the ripening of fruit?

A. Ethene B. Ethanol C. Ethyne D. Ethane Correct Answer: Option A - Ethene

5 years ago

Benzene reacts with hydrogen in the presence of nickel catalyst at 180°C to give?

A. xylene B. toluene C. cyclopentane D. cyclohexane Correct Answer: Option D - cyclohexane

5 years ago

Which of the following organic compounds is very soluble in water?

A. CH3COOH B. C2H2 C. C2H4 D. CH3COOC2H5 Correct Answer: Option A - CH3COOH

5 years ago

Which of the following is used as fuel in miners’ lamp?

A. Ethanal B. Ethyne C. Ethene D. Ethane Correct Answer: Option B - Ethyne

5 years ago

The residual solids from the fractional distillation of petroleum are used as?

A. coatings of pipes B. raw materials for the cracking process C. fuel for the driving tractors D. fuel for…

5 years ago

Stainless steel is used for making?

A. magnets B. tools C. coins and medals D. moving parts of clocks Correct Answer: Option B - tools

5 years ago

A compound gives an orange-red colour to non-luminous flame. This compound is likely to contain?

A. Na+ B. Ca²+ C. Fe³+ D. Fe²+ Correct Answer: Option B - Ca²+

5 years ago