Answer:
an atom is the smallest unit of matter or a substance.
Explanation:
the structure of the
atom consists of electrons, protons, neutrons) which makes up the nucleus is more than a hundred thousand times smaller than it's atom but makes up 99.9% of the mass of the atom.
the protons are the positively charged particles. The neutrons are the negatively charged particles. The electrons are the negatively charged particles.
the first energy level consists of two electrons. the second energy level consists of eight electrons. the 3 energy level consists of eighteen electrons. the 4 energy level consists of thirty two electrons.
como se denomina el proceso utilizado para descomponer el agua
True
Explanation:
The mass of an electron is 9.11 x 10⁻³¹kg. It is the lightest subatomic particle compared the protons and neutrons.
Protons weighs 1.67 x 10⁻²⁷kg
Neutrons weighs 1.68 x 10⁻²⁷kg
- Electrons carry negative charges.
- They were first discovered by J.J Thomson where he called them cathode rays.
- They occupy the regions in space around the nucleus.
- The regions consists of orbitals and are called sublevels or subshells.
learn more:
Subatomic particles brainly.com/question/2757829
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Answer:
why can you never trust a atom
Explanation:
they make everything up
