General Science Permanent hardness of water may be removed by the addition of Sodium Carbonate Alum Potassium Permanganate Lime Sodium Carbonate Alum Potassium Permanganate Lime ANSWER DOWNLOAD EXAMIANS APP
General Science The group of metals Fe, Co, Ni may best called as Rare metals Main group metals Alkali metals Transition metals Rare metals Main group metals Alkali metals Transition metals ANSWER DOWNLOAD EXAMIANS APP
General Science Which of the following is the lightest metal? Lead Mercury Silver Lithium Lead Mercury Silver Lithium ANSWER DOWNLOAD EXAMIANS APP
General Science Marsh gas is Ethane Methane Nitrogen Hydrogen Ethane Methane Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
General Science Carbon, diamond and graphite are together called Isomers Isotopes Allotrope Isomorphs Isomers Isotopes Allotrope Isomorphs ANSWER DOWNLOAD EXAMIANS APP
General Science Reading of a barometer going down is an indication of Snow Rainfall Storm Intense heat Snow Rainfall Storm Intense heat ANSWER DOWNLOAD EXAMIANS APP
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