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frutty [35]
3 years ago
8

This is how fluorine appears in the periodic table. A green box has F at the center and 9 above. Below it says fluorine and belo

w that 19.00. A blue arrow points to 9. What information does "9” give about an atom of fluorine? Select three options. the atomic number the atomic mass the number of protons the number of electrons the number of neutrons
Chemistry
1 answer:
Oksana_A [137]3 years ago
8 0
1. Atomic weight of fluorine

2. Number of proton and neutrons found in the nucleus of the element

3. And every number uniquely identifies each of the the elements
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Explain where the water that collects on the outside of a cold drink on a hot day comes from.
krok68 [10]

Answer:

It is because water molecules in the air condensed on to the container of the drink.

Explanation:

The way this works is the water molecules outside are hot and in the gas state, so when they come into contact with the cold side of the container they lose energy due to heat transfer between the molecules and the container, becoming a liquid on the side of the drink.

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Dmitry [639]
Closest to the nucleus
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3 years ago
Chlorine is a toxic, corrosive, reactive gas. Which representation (structural formula, electron dot structure, or three-dimensi
DanielleElmas [232]

electron dot structure

Explanation:

Chemical reactions are driven by transfer or sharing of electrons between two or more atoms. To show a specie that is reactive, a sound knowledge of the distribution of electrons in the atom is necessary.

  • The electron dot structure shows only chemical symbol of the element surrounded by dots which represents the valence electrons.
  • The chemical symbol represents the nucleus and all electrons except the valence ones.
  • The dots arranged on the four sides are called lone pairs. Those that are unpaired are called odd electrons.
  • Chlorine has 7 valence electrons in its outermost shell.
  • It is made up of 3 lone pairs and 1 odd pair of electron.
  • The odd pair accounts for the reason why chlorine is very reactive.
  • It will only require just one electron to join the odd pair so as to complete the octet and be like the noble gases.

Learn more:

lewis dot structure brainly.com/question/5248264

resonance brainly.com/question/6786947

#learnwithBrainly

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How many moles of carbon monoxide are required to react completely with 1.75 mol of iron oxide what is what you need to given in
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