Entrepreneurs play a significant role in society by:
1. Creating job opportunities and reducing unemployment.
2. Introducing innovative products and services that improve living standards.
3. Contributing to the economy through investments and taxes.
4. Supporting social causes and sustainable development.
In the following experimental setup of electrolysis of water, if P and Q are the gases collected in the test tubes enclosing the electrodes R and S, then select the option/options in which the matching is correct:
(i) P - Oxygen gas, R - Anode
(ii) P - Hydrogen gas, S - Cathode
(iii) Q - Hydrogen gas, R - Cathode
(iv) Q - Oxygen gas, S - Anode