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ziro4ka [17]
3 years ago
9

And Atom of which element has the largest atomic radius

Chemistry
1 answer:
Slav-nsk [51]3 years ago
7 0

Answer:

Francium  

Step-by-step explanation:

Atomic radius increases from <em>right to left</em> in a Period and from <em>top to bottom</em> of a Group in the Periodic Table.

Thus, the atom with the largest atomic radius is in the <em>lower left corner</em>.

Francium, with an atomic radius of 348 pm, has the largest atomic radius of any element in the Periodic Table.

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PLEASE ANSWER
RoseWind [281]

It is a radio wave

Explanation:

The energy of an electromagnetic waves is related to its frequency by the equation:

E=hf

where

h is the Planck constant

f is the frequency of the wave

We notice that the energy of an electromagnetic wave is proportional to its frequency. This means that waves with higher frequencies, such as gamma rays, x-rays, are more energetic, while waves with lower frequencies, such as microwave and radio waves, are the less energetic.

In this case, we want to find the frequency of a wave with energy

E = 0.000001 eV

Converting into Joules,

E=1\cdot 10^{-6} eV \cdot 1.6\cdot 10^{-19} J/eV=1.6\cdot 10^{-25} J

Solving for the frequency,

f=\frac{E}{h}=\frac{1.6\cdot 10^{-25}}{6.63\cdot 10^{-34}}=2.4\cdot 10^8 Hz = 240 MHz

Which falls in the range of frequency of radio waves.

Learn more about electromagnetic waves:

brainly.com/question/9184100

brainly.com/question/12450147

#LearnwithBrainly

4 0
3 years ago
A neutral atom of fluorine contains 9 electrons. How many of these electrons are in s orbitals?
yawa3891 [41]
The answer is A. 2 electrons will go in 1s orbital, 2 more electrons will go in 2s orbital. because the last 5 electrons will go in the 2p orbital but you only want the s orbitals
5 0
3 years ago
Is mouthwash an element, a compound, a homogeneous mixture, or a heterogeneous mixture?
trapecia [35]
An element is a substance that can not be broken down in simpler substances by chemical means. A compound is a substance that contains two or more substances that are chemically combined in a definite and fixed proportion by mass. A mixture is a combination of two or more substances which are not chemically combined. Mouthwash is an example of homogeneous mixture.
8 0
3 years ago
Read 2 more answers
Balance the chemical reaction<br>N2 + H2 ➡️ NH3​
Kipish [7]

Answer:

N2 + 3H2 ---- 2NH3

Explanation:

here it is balanced

6 0
3 years ago
Read 2 more answers
2. What is the total number of grams of KCl in 1.00L of 200M solution?
ElenaW [278]

Answer:

83.99 KC1 1.

Explanation:

What is the total number of grams of KCl (formula 2.200M=xmol - 200 mdr o mass = 74.6) in 1.00 liter of 0.200 molar solution? 3941+355 74.69 ml atonal 1.13 mol 174.6g) = 83.99 KC1 1.

7 0
3 years ago
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