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
liberstina [14]
2 years ago
14

How many electrons are present in an atom in which the first and second shells and the 3s subshell are filled?.

Chemistry
1 answer:
Nitella [24]2 years ago
4 0

Explanation:

Any orbital can hold a maximum of 2 electrons with opposite spin. The first shell has one 1s orbital and holds 2 electrons. The second shell holds 8 electrons; 2 in a 2s orbital and 6 in three 2p orbitals. The third shell holds 18 electrons; 2 in a 3s orbital; 6 in three 3p orbitals; and 10 in five 3d orbitals.

You might be interested in
Why when we put salt on ice it melt​
Pavel [41]
Salt lowers the freezing point, and thus the melting point of the ice
7 0
3 years ago
I NEED THIS ASAP Someone please help me
IceJOKER [234]

Answer:

B. Four moles of water were produced from this reaction.

Explanation:

I took the test and got it correct

8 0
3 years ago
Read 2 more answers
Heating a solution of alcohol and water, then collecting the alcohol vapors and condensing them into a liquid with higher alcoho
Sindrei [870]

Answer:

Distillation.

Explanation:

If we are heating a mixture of two miscible liquids and collecting the vapors it means we are separating the two mixtures from each other based on their boiling point differences.

This technique of separation of two liquids based on the difference in boiling point is known as Distillation.

Alcohol will evaporate easily as compared to water as water has stronger influence of hydrogen bond making the inter-molecular forces stronger.

4 0
4 years ago
Is sugar ( in water) an example of an element or compound
tresset_1 [31]

Answer:

A compound

Example:

Sugar contains carbon, hydrogen and oxygen. Water (H2O) has two hydrogen atoms (H2) and one oxygen atom (O). So both sugar and water are chemical compounds. Together they are a mix of chemical compounds.

8 0
3 years ago
The hormone thyroxine is secreted by the thyroid gland and has the formula: C15H17NO4I4. How many milligrams of Iodine can be ex
Ede4ka [16]
I'm pretty sure it's 9726 milligrams of iodine. Hope this helps.
6 0
3 years ago
Read 2 more answers
Other questions:
  • The nucleus of one boron atom has 5 protons and 4 neutrons. Determine the total charge of the boron.
    7·2 answers
  • Use 'beta particle' in a sentence please.
    12·2 answers
  • What is the product of ( 2.324 cm x 1.11 cm) expressed to the correct number of significant figures?
    10·1 answer
  • For a system, H2(g) + I2(g) ⇌ 2 HI(g), Kc = 62.9 at 750 K. 2.80 moles of HI were placed in a 10.0-liter container, brought up to
    8·1 answer
  • Can ya help me,relate how does population size relate to resource availability in an enviroment?
    9·1 answer
  • g In animal tissues the rate of conversion of pyruvate to acetyl-CoA is regulated by the ratio of phosphorylated and dephosphory
    5·1 answer
  • take a bucket and fill it with water put a lot of different thing in it make separate list of the articles which sinks in the wa
    7·1 answer
  • Which one??........LMK
    13·1 answer
  • Acid-base neutralization means having a pH of 7. true or false ?
    5·2 answers
  • If she traveled 10 m in 5 seconds, what was her average speed?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!