Answer:
Ionic Compound
Not the answer:
Metallic compounds are just made of one or more than one metal.
Ex. Chloride, Sodium Chloride
Covalent compounds only form between nonmetallic elements because these elements have the same or similar electronegativity values.
Ex. Water, Hydrogen
Answer: Electrons have a negative charge
An atomic number is <span>the number of protons in the nucleus of an atom, which determines the chemical properties of an element and its place in the periodic table or chart.</span>
An oil separates crude oil into its components by distillation. some components are altered <u>by cracking and Reforming.</u>
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The crude oil contains many petroleum products like petrol , diesel , Mobil oil coaltar and many more with impurities So, now it is very important to separated it into components to use all product individually in pure form.
The separation process are based on fraction distillation because all petroleum products have different density and boiling points. All products are separated at different temperature.
learn about distillation
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I think there are 3
1) lack of membrane-bound organelles
2) unicellular
3) small (usually microscopic) size.
