Chemistry Nitric acid does not react with Zinc Gold Iron Copper Zinc Gold Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 4 1 2 3 4 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which method will be employed to test the hardness of water? None of these Formation of lather with soap Boiling Distillation None of these Formation of lather with soap Boiling Distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is x/6 5x 7.2 x 5x/36 x/6 5x 7.2 x 5x/36 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the correct sequence of countries in terms of maximum carbon dioxide emission? China, India, European Union, USA USA, India, China, European Union European Union, China, USA, India China, USA, European Union, India China, India, European Union, USA USA, India, China, European Union European Union, China, USA, India China, USA, European Union, India ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Limestone and clay Clay and graphite Limestone and graphite Chalk and graphite Limestone and clay Clay and graphite Limestone and graphite Chalk and graphite ANSWER DOWNLOAD EXAMIANS APP