7th CK SCIENCE - COOL CHEMISTRY PART 2 COMPLETE
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Matter | made of molecules; Latin for “little mass”; anything that has mass and takes up space (surface area and volume)
🗑
|
||||
| Matter | made of molecules; Latin for “little mass”; anything that has mass and takes up space (surface area and volume)
🗑
|
||||
| Metalloids | have characteristics of both metals and nonmetals
🗑
|
||||
| Metals | ductile, malleable, good conductors, lustrous
🗑
|
||||
| Mixture | substance made of heterogeneous molecules that are not bonded together chemically; mixtures can be homogeneous or heterogeneous
🗑
|
||||
| Molecule | more than one atom joined together: can be same or different atoms: O3 or H2O
🗑
|
||||
| Neutron | particles with no charge located in the atomic nucleus
🗑
|
||||
| Nonmetals | opposite characteristics of metals
🗑
|
||||
| Nucleus | makes up most of an atom’s mass; location of protons and neutrons
🗑
|
||||
| Oxidation | occurs when an atom loses an electron
🗑
|
||||
| Period | a horizontal row on the periodic chart
🗑
|
||||
| pH | stands for percent Hydrogen. pH is measured by an indicator that changes color depending on whether an acid or base is present.
🗑
|
||||
| Plasma | form of matter with indefinite shape and volume and electrically charged molecules
🗑
|
||||
| Products | found to the right of the yield sign – elements and compounds after a chemical change has taken place
🗑
|
||||
| Protons | positively charged particles located in the atomic nucleus
🗑
|
||||
| Reactants | found to the left of the yield sign – elements and compounds before a chemical change has taken place
🗑
|
||||
| Reduction | occurs when an atom gains electrons
🗑
|
||||
| Solid | form of matter with definite shape and volume
🗑
|
||||
| Subscript | number placed below and after a chemical symbol; tell the number of atoms of that element that are present
🗑
|
||||
| Valence electrons | outermost electrons used in bonding
🗑
|
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:
artisteacher
Popular Chemistry sets