Chemistry Which one is a soluble salt in H2O CaCl2 CuS Zn(OH)2 PbCl2 CaCl2 CuS Zn(OH)2 PbCl2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The isomerism which exists between CH3CHCI2 and CH2CI. CH2CI is functional group isomerism metamerism chain isomerism positional isomerism functional group isomerism metamerism chain isomerism positional isomerism ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon monoxide and nitrogen Ozone and carbon dioxide Carbon dioxide and carbon monoxide Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Ozone and carbon dioxide Carbon dioxide and carbon monoxide Oxides of nitrogen and sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a nutrient like fertilizer is present in large quantities in a water bodies, plants grow and decay in large numbers because of suffocating of pond that does not leave enough oxygen needed to support life. This type of pollution is called Eutrophication Smog Green house effect None of these Eutrophication Smog Green house effect None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is found in chlorophyll ? Fe2+ A l3+ Ca2+ Mg2+ Fe2+ A l3+ Ca2+ Mg2+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 200 100 50 500 200 100 50 500 ANSWER DOWNLOAD EXAMIANS APP