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Alenkinab [10]
3 years ago
12

C 6. A chemical equation is balanced by changing or

Chemistry
1 answer:
Vinvika [58]3 years ago
4 0

Answer:                                      

Explanation:

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Determine whether the following reaction is a Lewis acid/base reaction and if so, what is the Lewis acid: Fe3+(aq) + 6 CN−(aq) →
Aleonysh [2.5K]

Answer: It is a Lewis acid/base reaction, and Fe^{3+} is the Lewis acid.

Explanation:

According to the Lewis concept, an acid is defined as a substance that accepts electron pairs and base is defined as a substance which donates electron pairs.

Fe^{3+} can readily accept electrons and thus act as a lewis acid which is short of electrons.

CN^- can readily lose electrons and thus act as a lewis base which has excess of electrons.

It is a Lewis acid/base reaction, and Fe^{3+} is the Lewis acid.

4 0
4 years ago
Help please i have 5 minutes to do this !!!
kramer

Answer:

A) One that occurs on its own

4 0
3 years ago
A sodium ion has a positive charge because it has
Assoli18 [71]
Because it has more protons than electrons. Protons are positive so if there is more of them than electrons, the ion will have a positive charge.
7 0
3 years ago
Draw the mechanism for the addition of methylmagnesium bromide to propanoyl chloride (CH3CH2COCl) to give 2-methyl-2-butanol.
Ghella [55]

Answer:

Reaction mechanism has been given below

Explanation:

  • Propanoyl chloride contains an electrophilic carbonyl center to give  nucleophilic acyl substitution reaction by removing Cl group with a strong nucleophile like methylmagnesium bromide.
  • Two equivalent of methyl magnesium bromide react with cabonyl center followed by protonation of negatively charged oxygen atom gives 2-methyl-2-butanol.
  • In the first step, nucleophilic acyl substituion occurs. In the second step, nucleophilic addition occurs. In the third step, protonation occurs.
  • Reaction mechanism has been shown below.

7 0
3 years ago
The form of oxygen that combines three oxygen atoms to each molecule, is found in the stratosphere and shields out harmful UV ra
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This form of the oxygen molecule is Ozone, O3.

7 0
3 years ago
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