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
Mamont248 [21]
3 years ago
7

Both of calciums electrons are in its innermost shell. Explain why.

Chemistry
1 answer:
zimovet [89]3 years ago
6 0

The atomic number of calcium is 20 which means it has 20 protons and as an atom (not an ion) it also has 20 electrons. These are in four energy levels (1 though 4) .


You might be interested in
The cheetah has been clocked at 112 km/Hr. What speed would this be in ft/sec?
zhannawk [14.2K]
All you have to do in convert two units. You need to know that there are 3600 seconds in an hour, and one kilometer is ~3,280.8399 feet. 3,280.8399 * 112 is equal to 367454.0688 feet per hour. Now divide it by 3600 to get it into seconds. That is equal to 102.07057466666667 feet per second. That's your answer.
6 0
4 years ago
You mix together two different substances. There is a loud noise, and a burst of flame. Which of the following is most likely to
cupoosta [38]
A chemical reaction is occuring
4 0
4 years ago
Read 2 more answers
Explain What is the connection between natural capital, natural income, and an environmentally sustainable society?
irina [24]

Sustainability is the rate at which a resource depletion reduces the capacity of natural capital to provide the future natural income. As long as the draw down exceeds the rate of replenishment, the amount available will eventually shrink to zero - sustainability is destroyed.

4 0
3 years ago
( I need answer ASAP plz) Describe one similarity and one difference between lead-204 and lead-208.
zhuklara [117]

Answer:

Their similarity is that they have the same number of protons. Their difference is that they have different number of neutrons.

Explanation:

They are isotopes of the same element.

4 0
3 years ago
Which of the following groups contain three elements with stable electron configuration
NISA [10]
The three main basic and important function to a stable E.C is Helium, Xenon, Neon. These are three noble gasses in the periodic table.
3 0
3 years ago
Other questions:
  • Honors Stoichiometry Activity Worksheet
    14·1 answer
  • PLEASE ANSWER. True or false: An inference explains an observation.
    12·2 answers
  • Match the statements with the atmospheric layer they describe.
    11·2 answers
  • What is the combined gas law formula ?
    10·2 answers
  • 1. Which color is absorbed and which is reflected by the leaves of most plants?
    7·1 answer
  • Select the correct answer.
    13·1 answer
  • The equation represents the decomposition of a generic diatomic element in its standard state. 12X2(g)⟶X(g) Assume that the stan
    14·1 answer
  • What did the Cherokee do to assimilate?
    15·2 answers
  • This is the chemical formula for the compound calcium chloride: CaCl2
    11·1 answer
  • In which of the following sets do all species have the same number of electrons?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!