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Mashutka [201]
3 years ago
14

In which group do all atoms have two valence electrons in the ground state?

Chemistry
1 answer:
Nitella [24]3 years ago
5 0
<span>Alkaline Earths hope this helps

</span>
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considering what you now know about boyle’s law, make a prediction based on the following situation. what would happen to the pr
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What is the function of hemoglobin in the body?
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Main function of haemoglobin in the body is to transport oxygen to every cell/organ of the body

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The repeating subunits that are responsible for the chance of a crystal are know as
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Unit cells.
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3 years ago
What is the total number of elements in group 17 that are gases at room temperature and standard pressure?
White raven [17]

Answer:

Only to elements are gases at room temperature and standard pressure.

Fluorine and chlorine.

Explanation:

The group 17 is called halogen.

There are five elements in halogen group.

All halogens required one electrons to complete the octet and to get the noble gas electronic configuration.

All halogen elements have seven valance electrons.

Halogen elements:

Fluorine, chlorine, Bromine, iodine and astatine

Fluorine is gas at room temperature which s 25°C and standard pressure which is 1 atm.

It is present in the from of F₂.

Chlorine is also gas at room temperature and standard pressure.

It is present in the from of Cl₂.

The bromine is liquid under these condition.

Iodine and astatine are solids.

As we move down the group their melting and boiling points increases.

4 0
3 years ago
. Which characteristic of water will allow a paperclip to remain floating on water when the paperclip is gently placed on top of
Len [333]

Answer:

The answer is surface tension.

Explanation:

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7 0
3 years ago
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