Chemistry The most electronegative element among the following is fluorine bromine sodium oxygen fluorine bromine sodium oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry In surgery, metal pins are used for joining together broken bones. These metal pins remain uncorroded in the body. What is the material of these pins? Aluminium Titanium Iron Copper Aluminium Titanium Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of same element having different mass numbers are called________ Isotones Isotopes Isobars Isomers Isotones Isotopes Isobars Isomers ANSWER DOWNLOAD EXAMIANS APP
Chemistry The example of oligosaccharide is Cellulose Ribose Glucose Sucrose Cellulose Ribose Glucose Sucrose ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuSO4 CuCO3 Cu(OH)2 CuO Cu(NO3)2 CuSO4 CuCO3 Cu(OH)2 CuO Cu(NO3)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Chlorine Freon Sulphur dioxide Phosphine Chlorine Freon Sulphur dioxide Phosphine ANSWER DOWNLOAD EXAMIANS APP