Why does the reactivity of metals increase from right to left.

Answers

Answer 1

The outer electron shell of all of the noble gases (Neon, Argon, etc) have a complete octet (except helium which only has and only needs two electrons to complete its valence shell) which makes them very stable and nonreactive. The metals on the left (Na, Li, etc) all contain just one electron in their outer shell which makes them unstable and they tend to form ionic bonds.

Note that the column of elements just to the left of the noble gases (the rightmost column save one), the halogens, is also highly reactive, because the halogens all only need a single elecron to form the "stable octet" in the outer shell.


Related Questions

Which is a y-intercept of the graphed function? (–9, 0) (–3, 0) (0, –9) (0, –3).

Answers

I think the y intercepts would be -9 and -3

Hope this helps ;)

The answer is mashed potatoes.

Answers

Answer: what did he sayyy

Explanation:

You enter a room 2 dogs 4 horses.

Answers

(2+4=6) supercalifragilisticexpialidocious

Marianna is working on improving her communication skills. To be a good listener she should.

Answers

-not interrupt
-put devices away
-repeat somethings she heard so others see she’s paying attention

As a result of mitosis, each of the two new cells produced from the parent cell during cytokinesis.

Answers

Answer and Explanation: As a result of mitosis, each of the two new cells produced from the original cell during cytokinesis have the same chromosomal constitution as the parental nucleus. Cytokinesis is the actual division of the cytoplasm that results in two daughter cells that are diploid. Mitosis is a type of division that occurs during growth in somatic cells through replication of chromosomes and their subsequent redistribution.

Use the drop-down menus to complete the statements below to answer this question: can you determine whether a system of linear equations has a solution just by looking at the graph of the equations?.

Answers

Answer:

The coordinates of a point satisfies the equation of a line if the point lies on the line

If a single point satisfies the equations of two lines, the point is on both lines, so the lines will intersect at that point.

This means that each point where the two lines touch is a solution to the system of equations

This means that if you substitute the x and y values of the point for x and y in the equations, both equations will be true

Explanation:

Answer:

on the line

on both lines, intersect

intersect, solution

true

Explanation:

I did it on Imagine Math.

Which of the following best describes the uses of private land?.

Answers

Private property is a legal designation for the ownership of property by non-governmental legal entities.Private property is distinguishable from public property, which is owned by a state entity, and from collective or cooperative property, which is owned by a group of non-governmental entities. The distinction between private and personal property varies depending on political philosophy, with socialist perspectives making a hard distinction between the two,while others blend the two together.[better source needed] As a legal concept, private property is defined and enforced by a country's political system.

Un camión traslada 12 vehículos. Algunos son autos y otros son camionetas. Cada auto tiene una masa de 2 toneladas y cada camioneta de 3 toneladas. En total, el camión lleva una carga de 33 toneladas.

Answers

Encontrando y resolviendo un sistema de ecuaciones, veremos que hay 9 camionetas y 3 autos.

Sabemos que hay 12 vehículos en el camión.

Definamos:

a = número de autosc = número de camionetas.

tal que a + c = 12

La masa total será:

a*2 ton + c*3 ton

Y sabemos que el camión lleva 33 toneladas, entonces tenemos:

a*2 ton + c*3 ton = 33 ton

Así encontramos el sistema de ecuaciones:

a + c = 12

a*2 ton + c*3 ton = 33 ton

Para resolverlo, primero aislamos una de las variables en una de las ecuaciones, aislemos a en la primera:

a = 12 - c

Ahora reemplazamos esto en la otra:

(12 - c)*2 ton + c*3 ton = 33 ton

24 ton + c*1 ton = 33 ton

c*1 ton = 9 ton.

c = 9

Es decir, hay 9 camionetas.

Entonces los 3 vehículos restantes son autos.

Hay 9 camionetas y 3 autos.

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A hoop of radius 1. 0 m is placed in the first quadrant of an xy-coordinate system with its rim touching both the x-axis and the y-axis. What are the coordinates of its center of gravity?.

Answers

Answer:

(1,1) is the answer you're looking for.

Which substances are necessary for the synthesis of most materials in an organism.

Answers

Enzymes

Explanation:

are substances necessary for the synthesis of most materials in an organism.

I hope this is an option???

Which range of the electromagnetic spectrum travels at the fastest speed.

Answers

Answer:

Photons travel in harmonic waves at the fastest speed possible in the universe: 186,282 miles per second (299,792,458 meters per second) in a vacuum, also known as the speed of light. The waves have certain characteristics, given as frequency, wavelength or energy.

We are interested in conducting a study in order to determine what percentage of voters of a state would vote for the incumbent governor. What is the minimum size sample needed to estimate the population proportion with a margin of error of +/-0. 06 at 95% confidence?.

Answers

Using the appropriate sample size formula, the minimum number of samples required is 267

Using the relation :

N = [(Z² × pq) / e²] e = Error Margin = 0.06² = 0.0036p = 0.5 q = 1 - 0.5 = 0.5 Zcritical at 95% = 1.96

Substituting the values into the equation :

N = [(1.96² × (0.5 × 0.5)) / 0.0036]

N = (0.9604 / 0.0036)

N = 266.777

N = 267

Hence, the minimum number of samples required is 267

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A current of 15 amps flows through a circuit with a resistance of 0. 10 ohms. What is the voltage?.

Answers

Answer: I=U/R

U=I*R U=0.10*15=1.5

Explanation:

Which statement about how mass media have changed over time is most accurate.

Answers

Answer:

statement 2

Explanation:

2 mass media changed over time is most accurate.

Earth is slightly closer to the sun in december than it is in june. The force of gravity of the sun on earth in december compared to june is —.

Answers

The Earth is known as a spherical body. The force of gravity of the Sun on Earth in June compared to December is  slightly smaller.

Earth is simply known to slightly closer to the Sun on one side of its orbit than on the other side.

Kepler's second law states that as a planet moves round the Sun, it sweeps out equal areas in equal times.

All the planets do moves around the Sun in nearly the same plane. The Sun is found to be slightly off-center from the middle of each planet's orbit.

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Excessive smoking, substance abuse, and sleep disorders are all examples of ________ symptoms of stress.

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Excessive smoking, substance abuse, and sleep disorders are considered to be behavioral symptoms of stress.

It should be noted that behavior-related stress symptoms include absence and turnover, changes in productivity, changes in eating habits, increased consumption of alcohol, and smoking.

In a case where an individual who doesn't usually drink alcohol or smokes before starts drinking alcohol, it's known as behavioral symptoms of stress. In such a situation, stress leads to a change of behavior.

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When making lemonade, 1 over 4 cup of sugar will make 5 glasses of lemonade. How many cups of sugar would be needed to make 22 glasses of lemonade?.

Answers

20cups is the amount you need

If you have a cb radio, you can turn to channel ___________ and request police assistance.

Answers

Based on radio analysis, if you have a CB radio, you can turn to channel Nine (9) and request police assistance.

What is CB Radio?

CB Radio is the acronym for Citizen band radio. It is divided into 40 channels.

Each CB radio has channel frequencies between 26.965 to 27.405 MHz.

To request police assistance on CB Radio, one must tune to Channel 9. Channel 9 is designated for Emergency communication, and it has a frequency of 27.065 MHz.

Hence, in this case, it is concluded that the correct answer is "Channel 9."

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A charged capacitor is connected to an ideal inductor. At time t = 0, the charge on the capacitor is equal to 6. 00 μc. At time t = 2. 00 ms the charge on the capacitor is zero for the first time. What is the amplitude of the current at that same instant?.

Answers

Answer:

6.000000üc po

Explanation:

tes times i divede mo po at i plas mo po

Carefully read sources a through d (listed below), including the introductory information for each source. Compose a thesis statement you might use for an essay in which you develop your position on the role, if any, that zoos should serve in the future. Then, select at least three pieces of evidence from the sources to support your position, briefly explaining how each piece of evidence might be used to develop your argument. Avoid merely summarizing the sources.

Answers

The above question wants to assess your writing ability, therefore it is not correct for me to write the thesis statement for you, but I will show you how to write it.

First, you should know that a thesis statement is a short, direct, and objective paragraph that shows your opinion or position on a particular issue.

This opinion must be substantiated by evidence taken from research sources, for this reason, you should read the sources that have been presented to you or research articles, essays, and publications on the subject.

After that, you can answer your question as follows:

Present your thesis statement, that is, present your opinion on the future role of zoos.Show information from the research sources that support your thesis statement.Explain how this information supports your opinion and shows it to be true.

An example of a thesis statement would be: According to the reading, the function of zoos will become increasingly obsolete due to the growth of environmental awareness and animal rights.

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do you think the earth is round or flat

Answers

Answer:

cube

Explanation:

id say Prob like 5 5.5

What detail of the myth is suggested in the poem but not in the painting? What connection between the painting's landscape and the myth does this detail convey?.

Answers

The myth shows the moment when the sun melts the wings of Icarus, while the painting does not present this moment. This detail shows that nature contributes to the death of Icarus.

We can arrive at this answer because:

The painting shows only the death of Icarus, showing the moment when he fell into the water and drowned.The purpose of the painting is to show how the universe and all other human beings remained indifferent to Icarus' death.Although the myth also features the death of Icarus, it sets out in more detail.The myth shows why Icarus wanted to use the waxwings and why these wings melted.

The myth focuses on nature's action on the death of Icarus, while the painting reinforces the universe's indifference to this death.

This question is about “Landscape of the Fall of Icarus.”

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Answer:

B & C

Explanation:

Y E S

Which of the following best describes the process of translation?.

Answers

Answer:

Translation is a universal process in biology where a protein formed of amino acids is made by using messenger Ribonucleic acid (mRNA) to dictate the order of amino acids. Following transcription (the conversion of DNA into mRNA) an mRNA strand leaves the nucleus and enters the cytoplasm via the nuclear pore.

Explanation:

Your welcome!

Translation is the conversion of genetic information from the language of nucleic acid to protein, hence option 6 is correct.

Ribosomes, which are huge complexes of proteins and RNA, catalyze the translation process. Ribosomes read the RNA transcript and translate it one amino acid at a time into a protein.

Peptide bonds are used to connect the amino acids to produce a polypeptide chain. Following that, the polypeptide chain folds into its ultimate shape, which determines its function.

Translation is the process through which an RNA transcript is converted into a protein. This procedure takes place in the cell's cytoplasm.

Thus, the option 6 is correct.

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#SPJ6

The given question is incomplete, so the most probable complete question is,

Which of the following best describes the process of translation?

The addition of nucleotides to a DNA template the addition of nucleotides to an RNA template the conversion of genetic information from DNA nucleotides into RNA nucleotides o the conversion of genetic information from the language of proteins to the language of nucleic acids None of these the conversion of genetic information from the language of nucleic acids to the language of proteins

who likes food should tell me

Answers

Explanation:

Whooo doesn't like food

I often relate to the following groups early childhood brainly.

Answers

whaaaaat ???????????

Brainly. Com answers.

Answers

Answer:

what is this

Explanation:

tell right questions

What um im not sure if your looking for an answer or whatever

Determine the minimum mass of hydrogen gas required to produce 226 kj of heat.

Answers

By definition, the minimum mass of hydrogen gas required to produce 226 kJ of heat is 1.8697 grams.

The reaction is as follows:

2 H₂(g) + O₂(g) → 2 H₂O(g)     ΔH = - 483.5 kJ

In this reaction, you can see that 2 moles of H₂ produces 483.5 kJ of heat. But you want to release 226 kJ of heat.

So you can apply the following rule of three: if 483.5 kJ is released by 2 moles of H₂, 226 kJ of heat is released by when moles of H₂?

[tex]amount of moles of H_{2} =\frac{226 kJx2 moles }{483.5 kJ}[/tex]

amount of moles of H₂= 0.93485 moles

Molar mass is the amount of mass that a substance contains in one mole. In this case, the molar mass of H₂ is 2 [tex]\frac{g}{mole}[/tex].

So, the mass containing 0.93485 moles is calculated as:

0.93485 moles× 2 [tex]\frac{g}{mole}[/tex]= 1.8697 grams

Finally, the minimum mass of hydrogen gas required to produce 226 kJ of heat is 1.8697 grams.

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According to the table, what is the total distance the hiker walked? 4 km 6 km 10 km 20 km.

Answers

Answer: 20 km

Explanation:

6 + 4 + 6 + 4 = 20

Her nervousness had a profound.

Answers

Huh yes that would work out well I think it’s a great deal to get it done by the end of the

Andrei adds 50 ml of boiling water to 100 ml of tap water. If the 150 ml of water is then put into a freezer, at what temperature will the water freeze?.

Answers

Answer:

0°C

Explanation:

water always freezes at 0 degrees

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