Answer:
[Ne] 3
Explanation:
You can alternatively write it as 12 2
3, but since noble gasses like neon are stable, we simply write their letter and then the configuration that goes after them.
The ozone layer protects humans from harmful UV rays, because it acts as a sort of filter for any toxic or overpowering waves from damaging our skin. This goes for animals, as well.
Answer:
FALSE
Explanation:
Ionic bonds are when two atoms of OPPOSITE CHARGE bond together by sharing electrons. For example Na and Cl have opposite charges and they form ionic bonds. Thus two negatively charged particles aren't oppositely charged so they can't be ionic bonds so the statement is FALSE.
Manganese alone cannot be a catalyst. However, its oxides can work as a catalyst. Manganes (II, III) oxide has found some applications in certain reactions as a catalyst. These reactions are the oxidation of methane, carbon monoxide, decomposition of NO and the catalytic combustion of organic compounds.
Answer:
The hydronium ion in neutral solution has the concentration of 1.0 x 10⁻⁷.For acidic solution, the concentration of hydronium ions is greater than 1 × 10⁻⁷ that the pH be lower than 7.
Explanation:
