platinum sponge मीनिंग इन हिंदी

उदाहरण वाक्य

1. The substance is then burned to produce platinum sponge.
2. It can also be prepared by the reaction of oxygen difluoride with platinum sponge.
3. When a valve is opened, a jet of hydrogen is released onto a platinum sponge.
4. Dioxygenyl hexafluoroplatinate can be synthesized from the elements by the action of a mixture of oxygen and fluorine gas on platinum sponge at 450�C.
5. The hydrogen is led over a platinum sponge catalyst, where it reacts with air oxygen, heats the catalyst and ignites from it, producing a gentle flame.