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NARA [144]
3 years ago
7

In which layer of the atmosphere does the aurora borealis form

Chemistry
1 answer:
QveST [7]3 years ago
4 0
The aurora borealis forms in the thermosphere, the atmospheric layer above the mesophere
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When a reaction occurs between atoms with ground state electron configuration 1s2 2s1 and 1s2 2s2 2p5 the predominant type of bo
fenix001 [56]

Answer: The bond formed between the elements will be ionic bond.

Explanation: We are given two elements having electronic configurations:

Element 1: 1s^22s^1

Element 2: 1s^22s^22p^5

Element 1 can easily loose 1 electron to attain stable electronic configuration and Element 2 can accept 1 electron to attain stable electronic configuration.

For these elements, there will be a complete transfer of electron from Element 1 to Element 2. Hence, this will form a ionic bond.

From the configuration, Element 1 is Lithium and Element 2 is Fluoride. So, the compound is LiF.

5 0
3 years ago
Alguém poderia me ajudar?
notsponge [240]

Answer: Sorry I can't read it

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Explanation:

8 0
3 years ago
1. How many molecules are equal to 1x10(-5) moles?
tangare [24]

Answer:

10×(-5)=-50 which means their are -50 moles

4 0
3 years ago
Which of the following best describes the valence electrons in a polar
Ghella [55]

Answer:

C. The electrons are closer to the atom with the higher

electronegativity.

Explanation:

In a covalent bond, the electrons are shared equally when the atoms involved have the same electronegativity. However, when there are differences of electronegativity between those atoms, the electrons preferred are closer to the atom with the higher electronegativity.

5 0
4 years ago
Give an example of elastic potential energy
Misha Larkins [42]

Answer:

An archer's stretched bow.

Explanation:

Elastic potential energy is energy stored as a result of applying a force to deform an elastic object.

8 0
3 years ago
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