Commercial production of calcium carbide requires limestone and __________________ as raw materials?
A. Coke
B. Sand
C. Soda ash
D. Fuel oil
Correct Answer: Sand ✔
Last Updated: February 14, 2019
Related MCQs
- Esterification reaction__________?
- The most economical pulp for the production of newsprint would be the __________ pulp?
- Very fine suspended and colloidal impurities are removed from water by a process called__________?
- Bleaching action of bleaching powder is due to its __________ properties ?
- Alkylbenzene sulfonate (ABS) is a__________?
- Portland cement consists mainly of__________?
- Fluorescent dyes are added in detergents to__________?
- Main constituents of natural rubber is__________?
- Which of the following is not required in the manufacture of soda ash by Solvay process ?
- Deacon’s method is used for the manufacture of__________?
- Varnish does not contain__________?
- Ethyl alcohol cannot be produced__________?
- Which of the following sugars is the sweetest ?
- Temporary hardness of water can be removed by__________?
- Epoxy resin__________?
- Hydrogenation of oil/fat does not__________?
- Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its__________?
- Fusion of limestone and __________ produces high alumina cement?
- Basic oxide is absent in __________ glass?
- Chloramines are used in water treatment for__________?
- Ethanol amine is produced using ammonia and__________?
- Ore concentration by froth floatation utilises the __________ of ore particles ?
- Nylon-6 is a__________?
- P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as__________?
- Wet chlorine gas produced during electrolysis of brine is dehydrated by__________?
- Commercial production of soda ash by Solvay process requires limestone, __________ as raw materials?
- Which is a high grade pulp ?
- __________ is a thermosetting plastic ?
- Zeolite is used in the __________ ?
- The end bleaching agent used to move last traces of colour bodies from the pulp is __________?
- Manufacture of phthalic anhydride uses __________ as a catalyst ?
- Fat splitting catalyst is__________?
- Nylon-6 is manufactured from __________ ?
- In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst__________?
- __________ acid is the main constituent of cotton seed oil ?
- Sugar content in sugarcane on cane basis is about __________ percent by weight ?
- Hydrazine is used in water treatment for the removal of__________?
- __________ glass is used for the manufacture of optical glass ?
- Synthesis gas is a mixture of__________?
- Which of the following is an yellow pigment ?
- Hydrazine (N2H4) is used mainly as a/an__________?
- Dacron is a __________?
- Fat dispersed in water is exemplified by__________?
- Zeigler process__________?
- 99.5% purity oxygen is used in__________?
- Chalcopyrite is the main ore of__________?
- Pig iron is produced by blast furnaces in India using mostly the iron ore named __________?
- Lubricating greases are a mixture of__________?
- Which of the following fuel gases contains maximum amount of carbon monoxide ?
- __________ process is used for producing soda ash?
- Main constituents of cotton fiber is__________?