In an activity to check the conduction of electricity through two liquids labelled A and B by using a bulb, it is observed that bulb glows brightly for liquid A while it glows very dimly for liquid B. - Liquid A is a better conductor than liquid B.
Which of the following does not conduct electricity? - Sugar Solution
Which of the following metals should be electroplated on a tiffin box made of steel? - Tin
Which of the following metals aare produced by the electrolysis of their molten compounds? A. copper B.silver C.aluminium D.sodium - C and D
Which of the follwoing types of energy can be used to decompose waterinto its elements? - Electrical energy
Which of the following is manufactured by using the chemical effect of electric current ? - Sodium Hydroxide
Which of the following objects should be chrome-plated? - Frying Pan
Which of the following is a weak electrolyte? - Carbonic Acid
Electrolytes conduct electricity due to the movements of: - ions
Non-metals are genrally non-conductors of electricity. The non-metal whose one of the forms can be used to make electrodes in electrolysis experiment is: - carbon
The decomposition produced by passing current through conducting liquid is called: - electrolysis
Which of the following is not an application of the chemical effect of electric current? - Decomposition of metals
One of the following is not used for electroplating metal articles. This one is: - Sodium
An arrangement having two carbon rods kept in a conducting liquid in a vessel is known as: - Electrolytic cell
Which of the following effects is not produced by the chemical reactions brought about by an electric current? - formation of a precipitate
