Which of the following statement is false?
...Which of the following statement is false?
Acids react with some metals, liberating hydrogen
Acids react with carbonates, liberating carbondioxide
Acids conduct electricity and are decomposed by the current, liberating hydrogen at the anode
Acids have a sour taste
Acids change the colour of indicators
Correct answer is C
Thus, with a dilute solution of sulphuric acid and platinum electrodes, hydrogen gas is evolved at the cathode
Which of the following subtances will not produce effervescence with dilute hydeochloric acid? ...
What is the atomic number of Darmstadtium? ...
In the diagram above, Y is a mixture of ...
CH3COOC2H5(1) + H2O(1) ⇌ CH 3COOH (aq) + C 2H 5OH (aq) The purpose of H+ in the reaction above ...
Which of the following is NOT true of metals? ...
What is the pH of 0.001 mol dm-3 solution of sodium hydroxide ...
In the reaction 1O-3 + 5l- + 6H+ → 312 + 3H2O, the oxidizing agent is?...
Which of the following gases can be collected by the upward displacement of air?...