organic chemistry

Question 1

electrolyte is…

Answer 1

dissolved substance in water, split into ions

Question 2

vaporization is

Answer 2

liquid to gas

Question 3

pH of an acid can be decreased by …

Answer 3

increasing hydrogen ions( because bases accept hydrogen and they are basic, whereas Acids kick off hydrogen, and they are acidic).

-therefore to decrease pH hydrogen is increase to become more basic.

Question 4

low pH means

Answer 4

acidic

Question 5

high pH means

Answer 5

basic

Question 6

pH of acid mantle of skin is…

Answer 6

around 5.5

Question 7

what kind of acid (strong or weak) can support natural pH of skin?

Answer 7

weak acids

Question 8

if a solution is b/w 5 and 7 pH it is a …

Answer 8

weak acid

Question 9

organic acids contain what element?

Answer 9

carbon

Question 10

organic acid likely contains what functional group?

Answer 10

COOH, carboxylic acid

Question 11

what is in nucleus of an atom?

Answer 11

protons and neutrons

Question 12

what orbits around atoms?

Answer 12

electrons

Question 13

anion is

Answer 13

negatively charged atom

Question 14

cation is

Answer 14

postively charged atom

Question 15

symbol for iron?

Answer 15

Fe

Question 16

matter is

Answer 16

anything that occupies space

Question 17

rusting of iron is because of reduction or oxidation

Answer 17

oxidation

Question 18

valency of oxygen is…

Answer 18

2

Question 19

valency of nitrogen is…

Answer 19

3

Question 20

valency of carbon is ..

Answer 20

4