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dem82 [27]
3 years ago
5

Choose the correct statement.

Chemistry
1 answer:
Studentka2010 [4]3 years ago
6 0

Answer:

B) Cations lose electrons having a charge of positive.

Explanation:

Hello there!

In this case, it is widely known that ions are classified as positive cations and negative anions, since the former is produced when a metal loses electrons and the latter when a nonmetal gains electrons; in such a way, the correct choice is:

B) Cations lose electrons having a charge of positive.

Best regards!

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How do you identify important producers and consumers? (Theirs multiple consumers but how do I know which one is the most import
DiKsa [7]
A consumer is like someone who eats out at a restaurant and a producer is like the chef making the food. Also a producer could be a actor and the consumer could be someone watching a movie.
5 0
3 years ago
A central atom that is sp3 hybridized could bind up to how many other atoms?
inna [77]

Answer: up to 4 other atoms.

Explanation:

  • <em>Hybridization sp</em>³ means that the atom has 4 equal orbitals formed by the combination of 1 s and 3 p orbitals.

  • Each of these sp³ orbitals is a place for a chemical bonding.

  • Hence, since each orbital is able to bind a different atom, you conclude that <em>a central atom that is sp³ hydridized could bind up to 4 other atoms.</em>

This is precisely the case for carbon (C) atoms.

Carbon has atomic number 6. So its electron configuration is 1s² 2s²p².

The four electrons in the level 2, those shown in 2s² 2p², are in two different orbitals: two are in the orbital 2s and two are in the orbitals 2p.

This diagram shows how those 4 electrons fill the orbitals

  • 2s⇅ 2px↑ 2py↑

The two 2s electrons have lower energy level than the 2px and 2 py electrons, but the difference is not too big.That is why one of the electrons in the 2s ortital can be promoted to the empty 2pz orbital, and you get 4 equal hydridized ortibals, so called sp³.

And that is why, carbon (C) ends up with 4 equal (hydridized) orbitals which can bind up to 4 different atoms, including other carbon atoms, and so, form long chains and, virtually, infinite compounds.

5 0
4 years ago
Which compound has the highest melting point? ch3(ch2)14cooh ch3(ch2)10ch=ch(ch2)2cooh ch3(ch2)2ch=ch(ch2)4ch=ch(ch2)4cooh ch3(c
Jlenok [28]
The compound with the highest melting point is CH3 [CH2]14COOH.
This compound has the highest melting point because it has the highest number of CH2 bonds. The melting point of a compound refers to a particular temperature at which that substance changes from a solid to a liquid.
7 0
4 years ago
Explain why the pbcl2 dissolved when water was added
lara [203]

PbCl2 would not dissolve because it is insoluble based on the solubility rules for substances that will dissolve in water. This compound would instead form a solid precipitate at the bottom of the container.

4 0
4 years ago
Please answer asap!
hram777 [196]
1.) A compound is a thing that is composed of two or more (separate) elements.

2.) A compound cannot be separated easily, while its properties differ from where it originates from. It also is formed from chemical reactions.

3.) A pure substance, also known as chemical substance, is a material with constant composition and consistant properties.

4.) If a substance is not a pure substance, then it is an impure substance.

Hope this helped. :)
4 0
4 years ago
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