This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How many valence electrons does an atom of Al possess? A) 1 B) 2 C) 5 D) 3 E) ... (Read 186 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
on: Aug 27, 2018
How many valence electrons does an atom of Al possess?
 
  A) 1
  B) 2
  C) 5
  D) 3
  E) 8

Question 2

Define precision.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Meganchabluk

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

How close a series of measurements are to one another.


tsand2

  • Hero Member
  • *****
  • Posts: 520
Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


Meganchabluk

  • Sr. Member
  • ****
  • Posts: 301
Reply #3 on: Aug 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa Rutherford's gold foil experiment demonstrating that most of the volume of an atom is empty spa
Benzene delocalized electrons Benzene delocalized electrons
An illustration of the helium atom, depicting the nucleus (pink) and the electron cloud distribution An illustration of the helium atom, depicting the nucleus (pink) and the electron cloud distribution
Two representations of heme (derived from PDB ID 1CCR). The iron atom Two representations of heme (derived from PDB ID 1CCR). The iron atom
Covalent bonds form by the sharing of electrons Covalent bonds form by the sharing of electrons
Draw the electric field of: •An electron and proton •Two electrons Draw the electric field of: •An electron and proton •Two electrons
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library