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Brilliant_brown [7]
3 years ago
10

Will Mark Brainly thing please help

Chemistry
1 answer:
irina1246 [14]3 years ago
6 0

Answer:

2CO + O ₂ → 2CO ₂

Explanation:

CO + O ₂ → CO ₂

Left Side

C = 1

O = 3

Right Side

C = 1

O = 2

So we'll balance the oxygen first

2CO + O ₂ → 2CO ₂

Left Side

C = 2

O = 4

Right Side

C = 2

O = 4

Ok so balancing the O has also balanced the C

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list the four quantum numbers from LAST electron of each of the following elements in their ground state: sodium, nitrogen, oxyg
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Explanation:

The four quantum  numbers gives the position of the orbital, its spatial orientation, the shape of the orbital and the spin of the an electron in the orbital.

The principal quantum number(n) gives the main energy level in which the orbital is located; n = 1,2,3,4....

Azimuthal or secondary quantum number (l) gives the shape of the orbitals an they take values l = 0,1,2,3.... and their names are s for 0, p for 1, d for 2 and f for 3.

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              n = 2

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O = 1s² 2s² 2p²

    last electron enters  2p²

             n = 2

              l = 1

               m = -1, 0, 1

               spin = + or - \frac{1}{2}

Cl =1s² 2s² 2p⁶ 3s² 3p⁵

     last electron enters 3p⁵

               n = 3

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S = 1s² 2s² 2p⁶ 3s² 3p⁴

      last electron enters 3p⁴

               n = 3

              l = 1

               m = -1, 0, 1

               spin = + or - \frac{1}{2}

learn more:

Quantum number brainly.com/question/9288609

#learnwithBrainly

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