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a_sh-v [17]
4 years ago
15

The Lewis structure for CO2 has a central The Lewis structure for C O 2 has a central blank atom attached to blank atoms.

Chemistry
1 answer:
kirza4 [7]4 years ago
6 0

Answer:

See the explanation

Explanation:

1) The Lewis structure for  CO_2 has a central Carbon<em> </em>atom attached to Oxygen atoms.

In the CO_2  we will have a structure:  O=C=O the <u>central atom</u> "carbon" we will have <u>2 sigma bonds and 2 pi bonds</u>, therefore, we have an <u>Sp hybridization</u>. For O we have <u>1 pi and 1 sigma bond</u>, therefore, we have an <u>Sp2 hybridization</u>.

2) These atoms are held together by <u>double bonds.</u>

<u></u>

Again in the structure of CO_2: O=C=O we only have double bonds.

3. Carbon dioxide has a Carbon dioxide has a <u>Linear</u> electron geometry.

Due to the double bonds we have to have a linear structure because in this geometry the atoms will be further apart from each other.

4. The carbon atom is <u>Sp</u> hybridized.

We will have for carbon 2 pi bonds, so we will have an <u>Sp</u> hybridization.

5. Carbon dioxide has two Carbon dioxide has two C(p) - O(p) π bonds and two C(sp) - O(Sp2) σ bonds.

(See figures)

Figure 1: Carbon hybridization

Figure 2: Oxygen hybridization

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What is the initial temperature (°C) of a system that has the pressure decreased by 10 times while the volume increased by 5 tim
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Answer:

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Given pressure of the system decreased by 10 times which means P_{2} =\frac{P_{1} }{10}

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Let the initial temperature be T_{1}

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As n and R are constant \frac{PV}{T}=constant

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A gaseous hydrocarbon contains 80% carbon and 20% hydrogen, 1dm3 of the compound at s.t.p weighs 1.35g find the molecular formul
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C₂H₆

Explanation:

To obtain molecular formula of the gas, you need to find first its molecular mass.

To find molecular mass you need to obtain moles of gasbecause molecular mass is the ratio between mass of the gas and the volume it occupies.

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