When cathode rays are deflected onto the electrode of an ...
When cathode rays are deflected onto the electrode of an electrometer, the instrument becomes?
Bipolar
Negatively charged
Positively charged
Neutral
Correct answer is B
When these cathode rays are deflected onto an electrode of an electrometer, the instrument measured a negative charge. The rays tested also were deflected by application of an electric field.
When air is passed through potash and then pyrogallol, the components are noble gases ...
Which of the following statements is true about 2-methylpropane and butane ...
During the extraction of iron in the blast furnance, slag is produced using ...
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When steam is passed over white-hot coke, the products are ...
A carcinogenic substance is ...
What does X represent in the following equation? H 2(g) + 1/2O2(g) → H2O (l); ∆H = xKJ....
The metal that liberates hydrogen from cold water in bubbles only is? ...
The following compounds are condensation polymers except ...