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
Roman55 [17]
3 years ago
10

What element has 2 electrons in the 4s sub level?

Chemistry
1 answer:
ruslelena [56]3 years ago
4 0

is the Calcium because the calcium in group two which group two has 2 electron and also calcium and Potassium 4s sub level group potassium has 1 electron. :)


You might be interested in
Please do this please please it depends on my grades
solong [7]

Answer:

I think it's

Explanation:

It's A and C

I guess...

Sry if I'm wrong

4 0
3 years ago
Read 2 more answers
Which which atom is held together by covalent bonds?​
Sedaia [141]
Covalent bonds are strong bonds. Atoms that share pairs of electrons form molecules. A molecule is a group of atoms held together by covalent bonds. A diatomic molecule is a molecule containing only two atoms.
4 0
3 years ago
Someone help me rn! ASAP
Olenka [21]

Answer:thermal energy

Explanation:Thermal radiation is the emission of electromagnetic rays from all matter that’s greater then zero

3 0
3 years ago
What are the basic properties of the outer shell of an element?
crimeas [40]

The number of electrons in the outermost shell of an atom determines its physical and chemical properties. All elements are most stable with 8 electrons (an octet) in their outer shell.

Hope this helps!!

7 0
3 years ago
What is the dewpoint when the air temperature is 26c and the relative humidity is 77%?
Zielflug [23.3K]
The dew point would be about 22 . (this is C )  
7 0
3 years ago
Read 2 more answers
Other questions:
  • Can someone put in your own words what sensory adaptation is?
    12·2 answers
  • If 5.12 liters of a 2.75 M phosphoric acid is neutralized by magnesium hydroxide solution of 4.00 M.
    7·2 answers
  • What is the process of removing the bacteria?
    12·1 answer
  • What are the 5 phases of matter?
    8·1 answer
  • How many kilojoules are released when 8.2 g of water condenses at 100 °c and cools to 15 °c?
    9·1 answer
  • Which is an example of making a quantitative observation?
    15·2 answers
  • At 1023 K and 1 atm, a 3.00 gram sample of Snoz(s) (gram-formula mass = 151 g/mol) reacts with hydrogen gas to produce tin and w
    7·1 answer
  • Why is steam distillation prefered over fractional distillation for the extraction of essencial oils?​
    14·1 answer
  • If a motorcyclist accelerates from rest to 40 m/s in 8 seconds, what is their acceleration?
    10·1 answer
  • Which pair of substances cannot form a buffered aqueous solution?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!