chapter 17 vocab into questions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Does the atomic number equal the same number of protons in a nucleus? | yes, The atomic number, number of protons, and electrons are all the same in a nuetral atom.
🗑
|
||||
| How do you find out the mass number? | you add up the number of protons and nuetrons in the nucleus to get the mass of the atom.
🗑
|
||||
| What is an ION? Does it have a negative charge or a positive charge? | an ION is when the elctrons on the outer shell gain or loose some from another atom. To see if the ION is negative or positive, you must compare the protons (+) and the electrons (-).
🗑
|
||||
| How do you know if the ION is positive or negative? | If there are more electrons (-) than protons the ION is negatively charged. If there are more protons (+) than electrons the ION is positive.
🗑
|
||||
| What are the outer layers of the nucleus called? | the outer layers are called concentric shells.
🗑
|
||||
| How many electrons (-) can a concentric shell hold? | in the first shell it can hold two electrons. in the second, 8.. In the third it can hold no more than eight.
🗑
|
||||
| What are isotopes? | isotopes are when it has the same atomic number of the regular atom, but a different mass number.
🗑
|
||||
| What is the difference of molecuels and atoms? | Atoms are single pieces and molecues have one or more atoms in them.
🗑
|
||||
| How do you know if something is a compound? | If it has a formula it is a compound.
🗑
|
||||
| What is the building blocks of matter? | atoms
🗑
|
||||
| how many elements are there? | just about 117
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
nitaliano
Popular Physics sets