What color does an acid turn in litmus?
Red
In a neutralization reaction, the pH gets closer to which number?
7
What is the name of the phenomena (event) where rain has a pH that is too low?
Acid rain
Which subatomic particles orbit around outside the nucelus?
Electrons
Which part of the atom did Ernest Rutherford discover?
The nucleus
What is the pH number range for an alkaline?
7 - 14 (or above 7)
What product is always formed in a neutralization reaction?
Water
What causes acid rain?
Air pollution (sulfrous and nitrous oxides)
Named after a British dessert, what was the name of JJ Thomson's model of an atom, which is a large, solid, positive sphere with electrons inside?
The plum pudding model
Using cathode rays, JJ Thomson discovered which subatomic particle?
Electrons
A substance has a pH of 6.5. Is it acidic, neutral, or alkaline?
Acidic
What can be added to a substance if its pH is too low for some reason?
An alkaline (to raise the pH)
What is one way to prevent acid rain?
Factory filters
Car filters
Different ways of making energy
Tin has a proton number of 50. How many electrons does a neutral atom of tin have?
50
James Chadwick, after Rutherford, discovered which subatomic particle?
The neutron
What is the color of a neutral substance when using universal indicator?
Green
Which two substances have we used to do a neutralization reaction in the lab?
Soda and vinegar
How can we test for hydrogen gas after a reaction?
Test if a lit splint makes a pop sound
31
Which fundamental particle (named after Satyendra Nath Bose, an Indian scientist) was discovered by slamming protons into each other really, really fast in the Large Hadron Collider?
the Boson
What color does our indicator paper turn when testing the Bishkek tap water or snow?
Yellow
What is one application (common usage) of a neutralization reaction?
Either
Medicine (seltzer tablets used to neutralize stomach acid)
Farming (adjusting soil pH for crops)
How can we test for carbon dioxide after a reaction using limewater?
See if the limewater turns milky.
Aluminium has a nucleon number of 27 and a proton number of 13. How many neutrons does it have?
14
What were the names of the Greek scientists who first proposed small, indivisible particles called "atomos"?
Democritus and Leucippus