Chemistry The scientist who experimentally proved the existance of positron is Anderson Fermi Bohr Bethe Anderson Fermi Bohr Bethe ANSWER DOWNLOAD EXAMIANS APP
Chemistry An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is 19 17 53 36 19 17 53 36 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is used to manufacture which of the following ? Nylon Artificial silk Rubber Terylene Nylon Artificial silk Rubber Terylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement containing excess amount of lime Is quick setting Cracks during setting Becomes more strong Is slow setting Is quick setting Cracks during setting Becomes more strong Is slow setting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is also known as solution ? A compound A suspension A homogeneous mixture A heterogeneous mixture A compound A suspension A homogeneous mixture A heterogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry The high reactivity of fluorine is due to small size of fluorine atom strong F - F bond its high electro negativity availability of d-orbitals small size of fluorine atom strong F - F bond its high electro negativity availability of d-orbitals ANSWER DOWNLOAD EXAMIANS APP