In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as: (a) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A). (b) Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A). (c) Assertion (A) is true but reason (R) is false. (d)Assertion is false but reason is true
Assertion : A molecule is the smallest particle of an element or a compound which is capable of free existence. Reason : The number of atoms present in one molecule of the substance is called its atomicity
Answers
Answer:
i) (a) Formation of oxygen has lower value of E° than formation of chlorine even then it is not formed because it requires overvoltage.
(ii) (a) Alternating current is used in the measurement of resistance of electrolyte solution because concentration changes with DC current due to electrolysis.
(iii) (a) At equilibrium Ecell = 0 and no current flows.
(iv)
(v) (d) Zinc will get dissolved in CuS04 solution since zinc is more reactive than copper
Answer: In the following question a statement of accertation is folowed by statement
Explanation: Mark the correct choise as <br> (a) if both eassertation and reason are true and reason is the correct exclation .<br\> (b) if both assertation and reason true but reason is not the correct explation of assertation of acceration <br> (c) if acceration is true but reason is false .<br> (d) asseration and reason are false .<br> Q. assertio: The stress behaviour varies from material to material .<br> reason .<br> reason A: rubber can be pulled to several times its original length and still returns to its original shape.