Which element has the electron configuration [Xe] 6s2 4f14 5d10 6p2?

Answers

Answer 1
Answer: The electron configuration of lead is [Xe] 6s2, 4f14, 5d10, 6p2 according to the Aufbau principle.

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Measuring how quickly a reactant disappears is one way to measure the ______________of the reaction
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In the third period of the periodic table, sodium is followed by magnesium, aluminum, silicon, and phosphorus. Which of these elements has the smallest atomic size?

Answers

Answer:  (E)       Phosphorus

Explanation: PLATO

Answer:

E.

Explanation:

Whatd to do to make the time go by faster

Answers

Answer:phone

Explanation:phone

Answer:

do something you love to do, or watch your favorite TV show or series :)

Number of protons in an atom's nucleus?: _________

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Answer:

The number of protons in the nucleus of an atom is its atomic number, which is unique to each element.

Explanation:

Answer:

It's the same as the atomic number e.g. Oxygen has the atomic number 8 so it has 8 protons in the nucleus.  

Air is made up of different gases, such as oxygen, nitrogen, and carbon dioxide. Which statement best describes these three components of air? A)They are all classified as pure substances.

B)They cannot react with another substance.

C)They are chemically bonded to one another.

D)They can be classified as elements.

Answers

I think the correct answer from the choices listed above is option A. The three components of air are all classified as pure substances since they are not chemically bonded so they can be separated by certain processes and be present as a pure substance. Hope this answers the question.

The statement that best describes the three component of air is they are all classified as pure substances.

What are pure substances?

Pure substances are those substances which are made up of only one material and has specific and fixed structure. They are also called as elements.

Thus, the correct option is A) They are all classified as pure substances.

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Describe the specific location where the head of the caudate nucleus is continuous with its body within the brain. What is the significance of this continuity, and how does it relate to the functions associated with the caudate nucleus?

Answers

Final Answer:

The head of the caudate nucleus blends with its body along the lateral wall of the lateral ventricles. This continuity enables integration with neighboring brain regions, crucial for motor, cognitive, and emotional functions.

Explanation:

The caudate nucleus, a C-shaped structure within the brain, consists of a head, body, and tail. The head of the caudate nucleus, situated at the anterior end, smoothly transitions into its body. This junction occurs along the lateral wall of the lateral ventricles, which are fluid-filled cavities that play a role in cerebrospinal fluid circulation.

The significance of this continuity lies in the structural integration it provides. This seamless connection allows the caudate nucleus to interact with neighboring brain regions, such as the putamen, globus pallidus, and cerebral cortex. These connections form part of the basal ganglia, a complex network involved in motor control, cognition, and emotional regulation.

Through these intricate interconnections, the caudate nucleus contributes to various functions. It plays a pivotal role in motor planning and execution, facilitating smooth, coordinated movements. Additionally, it participates in cognitive processes, including learning, memory, and decision-making. Moreover, the caudate nucleus is implicated in emotional regulation, influencing aspects of motivation and reward processing.

In summary, the seamless continuity between the head and body of the caudate nucleus along the lateral ventricles is essential for its functional integration with neighboring brain regions. This integration underpins the caudate nucleus's involvement in motor, cognitive, and emotional processes, highlighting its significance in overall brain function.

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Explanation:

The head of the caudate nucleus is continuous with its body at a specific location called the genu of the internal capsule. The genu of the internal capsule is a bend or curve in the white matter fibers that connect different regions of the brain.

The significance of this continuity between the head and body of the caudate nucleus at the genu of the internal capsule lies in the anatomical connectivity it provides. The genu of the internal capsule serves as a major pathway for communication between the cortex and the subcortical structures, including the caudate nucleus.

This continuity allows for bidirectional communication between the cortex and the caudate nucleus, facilitating the integration of information related to motor control, cognition, and emotion. It enables the caudate nucleus to receive input from various cortical regions, especially the prefrontal cortex, which is involved in executive functions and decision-making.

The caudate nucleus, including its head and body, is implicated in various functions such as motor control, learning, memory, reward processing, and cognitive flexibility. The continuity at the genu of the internal capsule ensures that signals from the cortex can be transmitted to the caudate nucleus, allowing it to integrate and modulate these functions.

Furthermore, disruptions or lesions at the genu of the internal capsule can lead to motor and cognitive impairments, as the communication between the cortex and the caudate nucleus gets compromised. This highlights the importance of the continuity between the head and body of the caudate nucleus at this specific location for the proper functioning of the brain and its associated functions.

Hope this helps!

Two very stable compounds, Freon-12 and Freon-14, are used as liquid refrigerants. A Freon-12 molecule consists of one carbon atom, two chlorine atoms, and two fluorine atoms. A Freon-14 molecule consists of one carbon atom and four fluorine atoms.81 In the space in your answer booklet, draw a structural formula for Freon-12. [1]

82 To which class of organic compounds do Freon-12 and Freon-14 belong? [1]

Answers

81. There is 1 carbon, 2 chlorine and fluorine atoms in Freon 12. To draw them it forms a cross with C in the middle and Cl and F both on the opposite side. 
     Cl
      l
F - C- F
      l
     Cl

82. Freon-12 and Freon-14 are called halocarbons or just halides. 


Answer:

- The structural formula for Freon-12 (CCl2F2)

      F

       |

Cl - C - Cl

       |

      F

It has the same structure as methane (CH4) with Hydrogen atoms replaced by Chlorine and Fluorine

- Freon-12 and Freon-14 belong halocarbons, a compound in which the Hydrogen of a hydrocarbon is replaced by halogens, like Chlorine and Fluorine.