1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
horrorfan [7]
3 years ago
5

the radius of magnesium atom is 0.160nm. the radius of a magnesium ion is 7.2x 10^-11m. explain the difference in size between t

he magnesium atom and magnesium ion
Chemistry
1 answer:
Allushta [10]3 years ago
8 0

Answer:

during reaction magnesium lises ions.

Explanation:

magnesium reacts by losing two ions which makes it smaller in size.

You might be interested in
True or false: A skeleton equation in chemistry shows the relative amounts of all materials in the reaction
Neko [114]

Answer:

false im pretty sure.

4 0
3 years ago
Group 7A (17) elements can gain one electron to attain a noble gas electron configuration. In combination with metal atoms that
Iteru [2.4K]

Answer:

The two statements are all True for group 7 and 8 elements.

Explanation:

The Group 7 elements are known as the halogens. They are reactive non-metals and are always found in compounds with other elements. Chlorine, bromine and iodine are all halogens.

Chlorine, bromine and iodine are the three common Group 7 elements. Group 7 elements form salts when they react with metals. The term ‘halogen’ means 'salt former'.

In addition to the discription given to norble gases in the question which is true, norble gases;

  •     are inert gases located on the right of the periodic table.
  •     have a full-set of valence electrons, so they're stable, unreactive
  •     are colorless, odorless and tasteless.
  •     have low melting and low boiling points.
  •     can be found in small amounts in the Earth's crust and the Earth's atmosphere.
5 0
3 years ago
Need help with this can some please help
vekshin1
I believe you would just put a 2 in front of NH3 and keep the other ones as 1
7 0
3 years ago
7). Which material has the highest melting point? A. ammonia B. methane C. sodium chloride D. water .with explanation every opti
Arte-miy333 [17]

Answer:

sodium chloride

Explanation:

Because of the strong ionic bonds it possesses

8 0
1 year ago
The amount of a harmful chemical to which a person is exposed is the ____.
kotykmax [81]
A. dose
a dose is an amount, a response is an action, and pollutant and toxins are substances
6 0
3 years ago
Read 2 more answers
Other questions:
  • This question has multiple parts. work all the parts to get the most points. one method for preparing a nitrile is the dehydrati
    9·1 answer
  • The student is now told that the four solids, in no particular order, are calcium bromide (CaBr2), sugar (C6H12O6), benzoic acid
    13·1 answer
  • Value of an extensive property
    8·1 answer
  • When baking soda is mixed with vinegar, which type of reaction has taken place?
    11·1 answer
  • 2. What is the total number of grams of KCl in 1.00L of 200M solution?
    5·1 answer
  • Can anyone help me with my science when school starts the 15th
    11·2 answers
  • The boiling point of an aqueous solution is 101.54 ∘C. What is the freezing point
    12·1 answer
  • If the volume of water in a cylinder is 8.0mL, but changes to 10.0mL when a solid is carefully lowered into it, the volume of th
    15·1 answer
  • Some animals migrate, or seasonally move to a different place. In some bird populations, such as Canada geese, some birds migrat
    7·1 answer
  • Find the ratio v/cv/c for an electron in the first excited state (n = 2) of hydrogen.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!