Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
15 Cards in this Set
- Front
- Back
what is ion
|
having an electric charge and not being nuetral
|
|
ionc bond?
|
an attraction between oppositivly charged ions
|
|
chemical formula?
|
concise way of expressing information about the atoms that constitute a particular chemical compound.
|
|
chemical bond?
|
the force that holds atoms together
|
|
which ions comes first?
|
positive, negative
|
|
3 properties of an ionic compound?
|
hard to the touch, high melting point,fragile
|
|
ionic bond-strong or weak?
|
strong
|
|
covalent properties?
|
weak,low melting poing and low boiling point ,non metals
|
|
alkali- physical properties?
|
1.reactive
|
|
alkali-important?
|
potassium, sodium
|
|
potassium?
|
it is an indicator of high blood preasure and it helps cramps
|
|
sodium?
|
it helps digest the food in your body
|
|
alkaline- physical properties?
|
harder to the touch,good conducters to electricity, grayish whitish
|
|
alkaline-important?
|
calcium, magnesium
|
|
calcium?
|
our bones and teeth need it to grow
|