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 arrangements shows increasing order of reactivity of the halogens?...
Calculate the number of moles of HCl present in 20cm3 of a 0.75M solution of the acid...
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Which of the following equimolar solutions would have the highest conductivity? ...
2H2 + O22 → H2+O ΔH = -571kJ In the equation above, how much heat will be liberated if 12.0g of ...