What Does Name Niro Mean. You have a vivid imagination who can bring inspired messages to the world. You like to enjoy the pleasures of life, and when self is overcome, you can rise to the heights. You have an ability to avoid trouble - that is why you often fails to learn from experiences.
Toluene /ËtÉljuËiËn/, also known as toluol /ËtÉljuËÉl/, is a colorless, water-insoluble liquid with the smell associated with paint thinners. It is a mono-substituted benzene derivative, consisting of a CH3 group attached to a phenyl group. As such, its IUPAC systematic name is methylbenzene. It is an aromatic hydrocarbon.
Hydrogen: the essentials. Note that while hydrogen is normally shown at the top of the Group 1 elements in the periodic table, the term alkaline metal refers to the Group 1 elements from lithium downwards and not hydrogen. Hydrogen is the lightest element. It is by far the most abundant element in the universe and makes up about about 90% of the universe by weight. It is also the most abundant element in the earth's sun. Hydrogen as water (H 2 O) is absolutely essential to life and it is present in all organic compounds.