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Contact [7]
3 years ago
15

The nitrogen atoms in a molecule of N2 share a total of

Chemistry
2 answers:
astraxan [27]3 years ago
6 0

Answer: Option (3) is the correct answer.

Explanation:

Atomic number of nitrogen is 7 and its electronic configuration is 1s^{2}2s^{2}2p^{3}. Thus, we can see that valency of nitrogen is 5.

So, one nitrogen atom has one lone pair of electron.

Therefore, when two nitrogen atoms will bond together then there will be three pairs of electrons bonded together and one lone pair of electron on each nitrogen atom.

Alexxx [7]3 years ago
5 0
Answer 3: three pairs of electrons. This is why nitrogen is so stable.
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Read 2 more answers
If 2.68 g of benzaldehyde are involved with the mixed aldol condensation reaction, how many moles of benzaldehyde are present? R
Zielflug [23.3K]

Answer:

The number of moles of benzaldehyde = 0.0253 moles

Explanation:

The molecular formula of benzaldehyde is C₇H₆O

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C = 12.0 g: H = 1.0 g; O = 16.0 g

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mass of benzaldehyde = 2.68; molar mass = 106.0 g/mol

Number of moles of benzaldehyde = 2.68 g/ 106 g/mol = 0.0253 moles

Therefore, the number of moles of benzaldehyde = 0.0253 moles

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