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atoms and periodic t
Question | Answer |
---|---|
what is a proton? | its a positively charged particle and found in the nucleus of an atom |
what is an electron? | it is a negatively charged particle found on the outer sell of an atom. |
what is a neutron? | a naturally charged particle found in the nucleus |
what element has a symbol of Be? | beryllium |
what is period? | its is a group that goes across the periodic table |
how was the periodic table arranged? | by the atomic number |
what is a group? | it is a column that goes down the periodic table |
what is the atomic number for carbon? | 6 |
what is the atomic mass of boron? | 10 |
what is the symbol for the element 112 | Uub |