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 ?