Chemistry The maximum number of covalent formed by nitrogen is 2 4 1 3 2 4 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fuels causes minimum environmental pollution? Diesel Kerosene Hydrogen Coal Diesel Kerosene Hydrogen Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of [HCO3]– and H2CO3 CI– and [HCO3]– CI– and [CO3]2– HCI and NaCI [HCO3]– and H2CO3 CI– and [HCO3]– CI– and [CO3]2– HCI and NaCI ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n-2 n n2 n3 n-2 n n2 n3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following vegetable oils does not contain essential fatty acids ? Groundnut oil Mustard oil Sunflower oil Coconut oil Groundnut oil Mustard oil Sunflower oil Coconut oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons and electrons the number of neutrons the number of nucleons the number of protons the number of protons and electrons the number of neutrons the number of nucleons the number of protons ANSWER DOWNLOAD EXAMIANS APP