Consider the model of a sodium atom.
An orange circle labeled upper N a is surrounded by three concentric circles. The innermost ring has dots at the north and south positions. The next ring has eight dots, evenly spaced, with dots aligning with those in the inner ring. The outermost ring has one dot at the north position.
Which feature does the model show accurately?
the size of the electrons in different shells
the shapes of the orbitals in different shells
the distribution of electrons in different shells
the orientation of the orbitals in different shells
Answers: 2
Chemistry, 21.06.2019 20:30
As you move from right to left on the periodic table the atomic radius fill in the blank
Answers: 2
Chemistry, 22.06.2019 08:40
Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
Answers: 1
Chemistry, 22.06.2019 12:00
What is the lowest number energy level where a d sublevel is found
Answers: 1
Chemistry, 22.06.2019 13:30
1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
Answers: 2
Consider the model of a sodium atom.
An orange circle labeled upper N a is surrounded by three conc...
Mathematics, 14.10.2020 14:01
History, 14.10.2020 14:01
Mathematics, 14.10.2020 14:01
Mathematics, 14.10.2020 14:01
Mathematics, 14.10.2020 14:01
Law, 14.10.2020 14:01
Chemistry, 14.10.2020 14:01
Mathematics, 14.10.2020 14:01
History, 14.10.2020 14:01