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You Are On Multi Choice Question Bank SET 2160

108001. Glass is attacked by which of the following





108002. If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be





108003. Taj Mahal is threatened due to the effect of





108004. Neutrons are present in all atoms except





108005. Which of the following liquids has maximum density





108006. Which one is a gas





108007. A three-carbon chain with a double bond is called propene and if it has a triple bond, it would be called





108008. Starting with the same initial, conditions, an ideal gas expands from volume V to V2 in three different f ways. The work done by the gas is Wu if the process is purely isothermal W2, if purely isobaric and Wj, if purely adiabatic. Then I





108009. Methane gas





108010. Low-carbon steel (mild steel) has





108011. In how many vertical columns (groups) are the elements in the modern Periodic Table arranged





108012. The treatment of the ore with suitable reagents which can selectively dissolve the ore but not the impurities, is known as





108013. Ozone at the higher levels of the atmosphere is a product of





108014. The length of two rectangles is 12 cm and 10 cm,their breadth is 6 cm and 8 cm.What is the ratio of their areas?





108015. Which one of the acids is not a mineral acid





108016. An ingredient of anticoagulant solution used for storage of whole blood





108017. Epsom Salt is





108018. 2 Acetoxy benzoic acid is





108019. Potassium permanganate is an example for





108020. Calamine IP is





108021. The ozone layer restricts:





108022. The refrigerant commonly used in domestic refrigerator is:





108023. Who discovered the element of oxygen





108024. The most important stimulus in tea leaves is :





108025. In quick setting cement, the compound added is





108026. Marie Curie won a Nobel Prize for her study of what





108027. Thermal pollution is the rise in the temperature of a natural water body caused by human influence. Elevated water temperature





108028. A vessel in the shape of a cube contains one litre of water what is the length of its side:





108029. Atoms can neither be created nor destroyed. This principle was given by __?





108030. 2,4-D, which is sold as a weed killer of the broad-leaved weeds is a synthetic version of __:





108031. The aqueous solution of which among the following acids is called Vinegar?





108032. Which among the following is the correct decreasing of bioelements in Human Body?





108033. Which among the following happens in an oxidation reaction ?





108034. Identify the thermosetting plastic from the given options:





108035. White Phosphorous is represented by which among the following symbols?





108036. Which among the following is called Laughing Gas popularly?





108037. Identify the non-metallic mineral from the given options:





108038. The aqueous solution of which acids is called Vinegar ?





108039. Which have maximum number of isotopes ?





108040. What is used to avoid melting of ice ?





108041. Oxides of metals are alkaline.



108042. What is metallurgy ?





108043. Acids taste





108044. Acid rain is due to air pollution by ?





108045. The major component used in preparation of different types of glasses is :





108046. How many different oxides are formed by nitrogen ?





108047. The single acid which dissolves gold is ?





108048. Which gas is filled in refrigerators ?





108049. Contact lenses are made from ?





108050. Brass is an alloy of ?





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