Q. Sea weeds are an important source of

View solution

Q. Polythene is a/an __________ polymerisation product.

View solution

Q. Catalytic oxidation-dehydrogenation of methyl alcohol produces

View solution

Q. __________ is produced using polycondensation reaction.

View solution

Q. Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.

View solution

Q. In industrial nomenclature, alcohol means

View solution

Q. Which of the following is the purest form of water out of the following ?

View solution

Q. Use of water having dissolved oxygen in boilers promotes

View solution

Q. Calcination of gypsum produces

View solution

Q. Phthalic anhydride is produced by the oxidation of

View solution

Q. Superior quality laboratory apparatus is made of the __________ glass having low thermal co-efficient of expansion & high chemical resistance.

View solution

Q. Zeigler process

View solution

Q. Massecuite is

View solution

Q. The noble gas which occurs most abundantly in the atmosphere is

View solution

Q. Production of alcohol by fermentation of molasses is an __________ process.

View solution

Q. Main constituents of portland cement are calcium aluminate and

View solution

Q. Pick out the wrong statement.

View solution

Q. Common salt is generally not produced commonly by __________ method from brine.

View solution

Q. Which of the following is a detergent ?

View solution

Q. Sulphuric acid is mainly used in the __________ industry.

View solution