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Readme [11.4K]
3 years ago
7

8) If one mole of carbon contains x atoms then number of atoms in 12g of Mg are

Chemistry
1 answer:
Roman55 [17]3 years ago
5 0
0.5 mole of Mg=12 grams= 0.5x atoms
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Which statement best describes covalent bonding?
almond37 [142]

Answer:

Option C. Electrons are shared between two atoms

Explanation:

Covalent bonding is a type of bonding which exist between two non metals.

In this bonding, electrons are shared between the two atoms involved in order to attain a stable octet configuration.

This can be seen when hydrogen atom combine with chlorine atom to form hydrogen chloride as shown below:

H + Cl —> HCl

Hydrogen has 1 electron in it's outmost shell and it requires 1 electron to attain a stable configuration.

Chlorine has 7 electrons in it's outmost shell and requires 1 electron to attain a stable configuration.

During bonding, both hydrogen and chlorine will contribute 1 electron each to form bond, thereby attaining a stable configuration. The bond formed in this case is called covalent bond as both atoms involved shared electron to attain a stable configuration.

3 0
3 years ago
Atoms of iron (fe) and sulfur (s) form iron sulfide (fes) when the iron atom donates electrons to the sulfur atom. the type of b
marysya [2.9K]

Answer:

               The type of bond formed in FeS would be <u>Polar Covalent Bond</u>.

Explanation:

Types of Bonds can be predicted by calculating the difference in electronegativity.

If, Electronegativity difference is,

               Less than 0.4 then it is Non Polar Covalent  Bond

               Between 0.4 and 1.7 then it is Polar Covalent  Bond

               Greater than 1.7 then it is Ionic  Bond

For Fe and S,

                   E.N of Sulfur           =   2.58

                   E.N of Iron              =   1.83

                                                  ________

                   E.N Difference            0.75          (Polar Covalent Bond)


4 0
4 years ago
Good morning guys :)
Ipatiy [6.2K]

Answer:

good morning :D

Explanation:

7 0
3 years ago
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In the reaction A + B + C + D, what are the reactants?
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Answer:

the question makes no sense, no products are shown therfore all are reactants.

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4 years ago
What is deception write it's law​
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Ce clasă ești sa văd daca te pot ajuta

5 0
3 years ago
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