Chemistry The most reactive among the halogens is Chlorine Bromine Iodine Fluorine Chlorine Bromine Iodine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the major pollutants of cigarette smoke? Carbon monoxide and nicotine Carbon monoxide and benzene Carbon monoxide and dioxin Dioxin and benzene Carbon monoxide and nicotine Carbon monoxide and benzene Carbon monoxide and dioxin Dioxin and benzene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in dating archaeological findings ? 818O 92235U 13H 614C 818O 92235U 13H 614C ANSWER DOWNLOAD EXAMIANS APP
Chemistry When formaldehyde and potassium hydroxide are heated, we get Acetylene Methane Ethyl formate Methyl alcohol Acetylene Methane Ethyl formate Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of HCI and NaCI CI– and [HCO3]– [HCO3]– and H2CO3 CI– and [CO3]2– HCI and NaCI CI– and [HCO3]– [HCO3]– and H2CO3 CI– and [CO3]2– ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver halides are used in photographic plates because they are Soluble in hyposolution Totally colourless Reduced by light Oxidised in air Soluble in hyposolution Totally colourless Reduced by light Oxidised in air ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS