10. A series of compounds, in which each member differs from the proceeding one by a constants ratio of (>CH2) methylene group, is called:
(A) Monologous series(B) Homologous series(C) Isomerism(D) None of these
9. The process in which the octane rating of gasoline can be increased, is called?
(A) Reforming(B) isomerism(C) Refining(D) Cracking
9. The process in which the octane rating of gasoline can be increased, is called? Read More »
8. The oils that have been carefully purified and decolourized, as mild laxative are:
(A) Gasoline(B) Kerosene(C) Light oil(D) Heavy oil
8. The oils that have been carefully purified and decolourized, as mild laxative are: Read More »
7. Fraction of petroleum containing C21 – C40 and boiling range is above 400, is:
(A) Light oil(B) Heavy oil(C) Praffin wax(D) Bitumen
7. Fraction of petroleum containing C21 – C40 and boiling range is above 400, is: Read More »
6. Fraction of petroleum containing 10-13 carbons, and its boiling range 150 – 230:
(A) Natural gas(B) Gasoline(C) Kerosene(D) Light oil
6. Fraction of petroleum containing 10-13 carbons, and its boiling range 150 – 230: Read More »
5. Natural gas mainly consists of:
(A) Methane(B) Ethane(C) Propane(D) Butane
5. Natural gas mainly consists of: Read More »
4. Residue left after fractional distillation of coaltar:
(A) Coke(B) Matte(C) Pitch(D) None of these
4. Residue left after fractional distillation of coaltar: Read More »
3. Which is pure carbon?
(A) Coaltar(B) Coal gas(C) Coke(D) None of these
3. Which is pure carbon? Read More »
2. The first synthetic organic compound is:
(A) Methane(B) Ethane(C) Urea(D) Acetic Acid
2. The first synthetic organic compound is: Read More »
1. The branch of chemistry, which deals with the compound of carbon is called:
(A) Physical Chemistry(B) Inorganic Chemistry(C) Organic Chemistry(D) Analytical Chemistry
1. The branch of chemistry, which deals with the compound of carbon is called: Read More »