It's Elemental!
Make it Shine!
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Poland Spring
100
How many NATURALLY occuring elements have scientists identified? a. 70 b. 112 c. 90 d. 85
What is c, 90.
100
These are common, can burn your skin, but some can be safe to eat or drink
What are acids?
100
To decide whether something is an acid or a base what do you use?
What is an indicator or litmus paper?
100
The chemical symbol for Flourine.
What is F?
100
This molecule supports all life
What is water?
200
This ancient Greek philospher had the theory of Earth, air, fire, and water?
Who is Aristotle?
200
These have a high pH
What are bases?
200
This is number 7 on the pH scale
What is water?
200
The atomic mass minus the number of protons
What is the number of neutrons?
200
Percentage of Earth that is covered in a nonland mass
What is 75%?
300
The most abundant element in the Earth's crust.
What is oxygen?
300
Turns litmus paper red
What are acids?
300
HNO3 is universally red, turns litmus paper red and is an acid or a base?
What is an acid?
300
The number of electrons that the element, 27, Cobalt contain
What is 27?
300
This results in the polarity of water molecules
What is hydrogen bonding?
400
On the periodic table, it refers to how many protons an atom of a specific element contains.
What is the atomic number?
400
An acid that has lots of water but a SMALL amount of acid. a. dilute b. concentrated
What is a, dilute?
400
8-14 on the scale
What is a base?
400
Refers to the "weight" of the atom
What is atomic mass?
400
Carries a negative charge in water
What is oxygen?
500
The two elements have the same number of protons.
What is none.
500
Donates OH- ions, as opposed to H+ ions.
What are bases?
500
Bases are either strong or weak______________. a. acids b. cleaners c. alkalis d. metals
What is c, alkalis?
500
An atom of an element that has less, or more, than the standard number of neutrons.
What is an isotope?
500
Bonding of water molecules to other water molecules
What is cohesion?
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