Chemistry PVC is obtained by the polymerisation of Vinyl chloride Styrene Propane Acetylene Vinyl chloride Styrene Propane Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because It is a noble gas It is lighter than air It is one of the constitutents of water Its atomic number is 2 It is a noble gas It is lighter than air It is one of the constitutents of water Its atomic number is 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry J.J. Thomson’s proposed model of atom is generally called ________ model. Plum and cake Plum and pudding Cream and pudding Cream and cake Plum and cake Plum and pudding Cream and pudding Cream and cake ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Strong and hard Withstand higher temperatures Chemical resistant Soft and flexible Strong and hard Withstand higher temperatures Chemical resistant Soft and flexible ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in embalming biological materials is Ethylene glycol Formaldehyde in methanol Formaldehyde in water Gaseous formaldehyde Ethylene glycol Formaldehyde in methanol Formaldehyde in water Gaseous formaldehyde ANSWER DOWNLOAD EXAMIANS APP
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