science

HideShow resource information
what charge is electrons
negative
1 of 13
charged atoms are know as....
ions
2 of 13
positive ions are formed if
atoms lose electrons
3 of 13
negative ions are formed if
atoms gain electrons
4 of 13
an element has
only one type of atom
5 of 13
an compound has
different types of atoms
6 of 13
atoms join together using
chemical bonds
7 of 13
covalent bonds is
when atoms share a pair of electrons
8 of 13
ionic bonds is
positive bonds and negative bonds are attracted together
9 of 13
an exothermic reaction is
energy is given out th
10 of 13
an endothermic reaction is
energy taken in
11 of 13
there is a temperature rise in a reaction, is the reaction exothermic or endothermic?
exothermic because heat is given out.
12 of 13
give two things you should to do to make sure a calorimetric experiment is a fair test
everthing expect fuel used should be the same, use same apparatus
13 of 13

Other cards in this set

Card 2

Front

charged atoms are know as....

Back

ions

Card 3

Front

positive ions are formed if

Back

Preview of the front of card 3

Card 4

Front

negative ions are formed if

Back

Preview of the front of card 4

Card 5

Front

an element has

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar All resources:

See all All resources »See all c3 resources »