General Science - Chemistry
71. Which of the following acids is produced by stomach in human body to help in digestion?
72. Choose the correct statement:
73. Which of the following is the chemical formula of Carbonic acid?
74. What do we call the device which converts the chemical energy of a spontaneous redox reaction into electrical energy?
75. Where does the oxidation takes place in a Galvanic cell?
76. Choose the correct about Lead storage battery:
77. Which of the following factors affect the electronic conductance of a metal?
78. As per Faraday’s Laws of Electrolysis, the amount of chemical reaction which occurs at any electrode during electrolysis proportional to which of the following?
79. Choose the correct statement about Oxalic acid:
80. Which gas is produced when Sodium ethanoate is heated with Soda lime?