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julsineya [31]
4 years ago
9

What did the scientist ernest rutherford do in the early 1900s? what did the scientist ernest rutherford do in the early 1900s?

measured the charge of an electron by experiment. discovered cathode rays. proposed a plum-pudding model, named after a dessert, for atom structure. postulated the nuclear model of the atom?
Chemistry
1 answer:
Softa [21]4 years ago
8 0
The British scientist Ernest Rutherford postulated the nuclear model of the atom in the early 1900s. He described his model as the atom being mostly empty space with electrons having a fixed orbit around the positively charged nucleus of the atom. The experiment he conducted to arrive at the model is known as the thin-foil experiment. He passed a narrow beam of particles through a thin film of metal foil and observed that the particles were only slightly scattered. It was with this observation that he concluded that most of the mass of a particle is concentrated only in a minute fraction of the total volume of the atom. 
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stiv31 [10]

Go To ScHoOl tO LeArN

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4 years ago
What happens when chlorine forms an ion?
zmey [24]

The chlorine usually forms a Chloride ion.

The Chlorine gains an electron leaving it 17 protons and 18 electrons. Since it has 1 more electron than protons, chlorine has a charge of −1, making it a negative ion. When ions form, atoms gain or lose electrons until their outer energy level is full.

What do you mean by Chlorine forming an ion?

Chlorine has one electron when it forms an ion to be an anion with a charge of -1. The charge of an ion, and thus the number of electrons the atom will gain or lose. If an atom has less than four valence electrons, it will lose them to become a cation.

The chloride ion is the anion  Cl− which is formed facilitating important chemical reactions coupled with its usage in the everyday world.

To know more about Chlorine from the given link

brainly.com/question/13682965

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7 0
1 year ago
What caused wind to blow
Arlecino [84]

Answer:

Different atmospheric pressure. When there is a different atmospheric pressure, air moves from the higher pressure to the lower pressure area which results in what you call <u>WIND</u> but can result in various speeds and pressure.

Hope this helped and if it did, please give my answer a brainliest.

7 0
4 years ago
Read 2 more answers
What is homologous series . Write it's characteristics
Anni [7]

Answer:

Homologous series is defined as a systematic order of structurally similar organic compound containing same functional group in their family and two adjacent members differ in their molecular formula by -CH2 unit.

Characteristics:

1.Various members of homologous series contain same functional group.

2.Various members of homologous series can be represented by common formula.

3. All members of a homologous series have almost similar chemical properties.

4. All members have common method of preparation.

5.Two successive members of homologous series have different chain length or difference in their molecular formula by -CH2 unit.

6.The members of homologous series show different physical properties.

4 0
3 years ago
Express in scientific notation. Remember, M must be a number 1 ≤ M &lt; 10. 0.000543 =
alexandr1967 [171]
The correct answer would be <span>5.43 x 10^-4</span>
7 0
3 years ago
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