I think the best answer for this question is the third option. Electrons form a cloud around the nucleus. According to modern physics, electrons are in constant motion around the nucleus and protons. Additionally, electrons, protons and neutrons are considered as hard particles.
<span>The metalloids; boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te), polonium (Po) and astatine (At) are the elements found along the step like line between metals and non-metals of the periodic table.</span>
Answer:
Only anions
Explanation:
Polyatomic positive ions often have common name ending with the suffix anions
Answer:
C2H6, CO2, H2O
Explanation:
A compound is a molecule that is made up of two or more different kinds of elements.