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Umnica [9.8K]
3 years ago
8

As we move from left to right across the periodic table, what is the general trend? A) Atomic radii increase. B) Electronegaviti

y decreases. C) Nuclear shielding increases. D) Metallic character decreases.
Chemistry
2 answers:
inysia [295]3 years ago
5 0

Answer:

So it was D?

Thanks

Explanation:

elena55 [62]3 years ago
4 0

B. Electronegavitiy decreases

Electron affinity decreases as we proceed down a group.

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The emission of electrons from a metallic surface depends on the intensity of the incident radiation.
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Answer:

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2 years ago
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Look for other families of ions in the table that follow a pattern similar to that of the polyatomic chlorine ions. Then complet
shusha [124]

Answer: Families of ions that contain NITROGEN, SULFUR, and CARBON follow a pattern similar to that of the polyatomic chlorine ions.

Explanation: Plato

6 0
3 years ago
How do the names of molecular compounds differ from the names of ionic compounds.
34kurt

Long Answer:

Ionic: Cation is named first followed by the anion.

If it's an ionic compound with a transition metal, there are more than one possible ion. Molecular - named with the least electronegative ion first + prefixes are given to both ions to indicate number of atoms in each element.

Short Answer: Ionic compounds- Cation is named first, followed by the anion.

8 0
2 years ago
How many grams are in 0.5 mols of Zn
anastassius [24]

Answer:

32.69g

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7 0
2 years ago
when was the last year the theory of understanding the energetics and arrangement of atoms was developed
NISA [10]

In 1897 the theory of understanding the energetics and arrangement of atoms was developed by Josheph Larmor.

It is also called solar system model of atom.

<h3>What is solar system model of atom? </h3>

The “solar system” model indicates an atom as a whole massive positive body that is the nucleus similar to the sun in the solar system with negative entities that are the electrons as the planets in our solar system revolving around it.

<h3>Why this model not accepted? </h3>

The thought about this model is that the electrons which revolves around the nucleus are the charged particles which have centripetal acceleration during the revolution. Even if they all are travelling at the same velocity in modulus, the trajectory of their velocity varies with respect to time which resulting in the centripetal acceleration. An accelerated charge particle will emit energy in the form of electromagnetic radiation. This results in the loss of energy which causes the charged particle to fall inside the nucleus. Therefore, this fails to happen.

Thus, we concluded that In 1897 the theory of understanding the energetics and arrangement of atoms was developed.

learn more about Models of atom:

brainly.com/question/11482705

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5 0
1 year ago
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