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Svetach [21]
4 years ago
9

The carbon-magnesium bond in a Grignard reagent is covalent and highly-polarized such that the carbon is negatively charged. Whi

ch of the following statements can be used to describe the Grignard carbanion? Select all that apply.
1. Grignard reagents are weak bases
2. Grignard reagents are weak nucleophiles
3. Grignard reagents are strong bases
4. Grignard reagents are strong nucleophiles
Chemistry
1 answer:
goldenfox [79]4 years ago
8 0

Answer:

Option 3 - Grignard reagents are strong bases and option 4 - Grignard reagents are strong nucleophiles

Explanation:

The carbon in grignard reagent has a very strong carbanionic character which gives grignard reaction it's unique characteristic of a strong base and strong nucleophile.

RCH_{2} - x + M_{g}  ⇒   RCH_{2}^{o- o+} Mgx

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Which to which! Ahhhh.
jarptica [38.1K]

Answer:

1.a

2. b

Explanation:

Distillation is a process whereby a mixture of liquids having different vapor pressures is separated into its components. At first one might think that this would be quite simple: if you have a solution consisting of liquid A that boils at 50°C and liquid B with a boiling point of 90°C, all that would be necessary would be to heat the mixture to some temperature between these two values; this would boil off all the A (whose vapor could then be condensed back into pure liquid A), leaving pure liquid B in the pot. But that overlooks that fact that these liquids will have substantial vapor pressures at all temperatures, not only at their boiling points.

source: https://chem.libretexts.org/Bookshelves/General_Chemistry/Book%3A_Chem1_(Lower)/08%3A_Solutions/8.09%3A_Distillation

3 0
1 year ago
Select the correct answer.
spayn [35]

it would be B because warm humid air+cool land=fog

6 0
4 years ago
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When co2 levels are low and o2 levels are high, rubisco adds an o2 molecule to rubp. what are the consequences of this reaction?
marissa [1.9K]
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4 0
3 years ago
Name the SI base units that are important in chemistry, and give the SI units for expressing the following: (a)length, (b) volum
kirza4 [7]

Answer and Explanation:

The basic unit which are that are important in chemistry are meter, kilogram ,mol,m^3

Candela which is the unit of luminous of intensity is not so important in physics

(a) SI unit of length is meter (m)

(b) Si unit of volume is m^3

(c) Si unit of mass is kilogram (kg)

(d) SI unit of time is second (s)

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4 0
3 years ago
How many moles is 3.85 x 1025 atoms of gold?
IrinaK [193]

Answer:

64.17 Moles of Au

Explanation:

(atoms and particles are the same)

3.85 x 10 ^25 x (1 mol              

                         /6.02 x 10^23)

3.85 / 6 = .64166

.6416 x 10^2 = 64.166

If you round up the answer you will get 64.17

64.17  moles of Au

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