Chemistry Peptization is a process of Precipitation of colloidal particles Purification of colloids Protection of colloidal solution Dispersing precipitates into colloidal solution Precipitation of colloidal particles Purification of colloids Protection of colloidal solution Dispersing precipitates into colloidal solution 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 Green house effect Smog Eutrophication None of these Green house effect Smog Eutrophication None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of an elimination reaction an oxidation reaction an addition reaction a condensation reaction an elimination reaction an oxidation reaction an addition reaction a condensation reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Shorter Of same lenght Longer None of these Shorter Of same lenght Longer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as anesthetic ? NH3 NO N2O NO2 NH3 NO N2O NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Ferrous sulphide Lead sulphide Graphite Lead Ferrous sulphide Lead sulphide Graphite Lead ANSWER DOWNLOAD EXAMIANS APP